Answer:
Habitat destruction and degradation: mining, agriculture, settlement, industries, highways and construction being primary examples. Degradation casued through poor land use and deforestation. Habitat fragmentation: fragmentation is one of the most serious causes of erosion of biodiversity.
Explanation:
The genetic information that is passed from a parent to its offspring is found in _______. A. amino acids B. hydrogen bonds C. DNA molecules D. carbon atoms
Answer:C
Explanation:
Answer:
c
Explanation:
its DNA molecules
Coral reefs in the Caribbean are sometimes damaged by hurricanes. Of the two types of coral shown, which do you think is more resistant to storm damage? Explain.
Answer:
Corals that have a type of shell are probably more resistant to hurricane damage. An example of this type of coral is the star coral.
Explanation:
Some corals have a structure that surrounds them and provides protection against mechanical damage. This structure provides a type of "shell", which involves the colony of corals making it more resistant, than corals that do not have this structure, an example of coral that has this structure is called "star coral". As a result, these corals are more resistant to hurricane impact, with little or no damage.
Marine invertebrates forming the submarine ecosystem is known as corals. They look like non-living, but are living and feeds on plankton's.
Corals are of two main types: hard and soft. Hard coral is composed of calcium carbonate, and are very rigid.
The correct answer is:
Boulder star coral
The explanation for the answers is:
Boulder star coral is hard coral and are are found in the Caribbean Sea, Bahamas, Florida and many other places.They usually form clumps and plate-like structures.They have structural organisation designed in such a way that they can protect against mechanical shocks.Therefore, these types of coral are more resistant to hurricanes.
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Why did the light colored moths originally thrive
revolution?
How are organisms classified into the 6 different kingdoms?
Explanation:
kingdom: Protista ,fungi,plantae animalia,eubacteria, archaebacteria
Organisms are classified into one of three domains and six kingdoms based on criteria such as morphology and genetics, further categorized into a hierarchical taxonomic structure. The phylogenetic relationships, influenced by rRNA sequences, inform the modern classification, which is subject to change with new scientific discoveries.
Organisms are classified into six kingdoms based on several criteria including body morphology, developmental pathways, molecular genetic machinery, and more recently, phylogenetic relationships. Each organism belongs to a domain—Bacteria, Archaea, or Eukarya—which is the most inclusive category.
Within these domains, organisms are further categorized into kingdoms: the Kingdom Bacteria, Kingdom Archaea, Kingdom Protista, Kingdom Plantae, Kingdom Fungi, and Kingdom Animalia.
The hierarchical system of classification further divides organisms into phyla, classes, orders, families, genera, and species. The three-domain classification system, based on ribosomal RNA sequences, is widely accepted as a method to demonstrate evolutionary relationships and was first proposed by Carl Woese in the 1970s.
As new information arises, organisms can be reclassified. This process is similar to organizing products in a store and ensures that the taxonomic system reflects current scientific understanding.
Under a microscope, the cells of the mushroom plants and animals all have visible nucleus. This makes them all:
A) heterotrophs
B) eukaryotic
C) prokaryotic
D) autotrophs
in the situation show below, what is the wet-bulb depression? 0.0°C 4.0°C 22.0°C 26.0°C
Answer:
The correct answer is 4.0°C
Explanation:
Answer:
B
Explanation:
patrick :)
Orchids are a recently evolved plant that have a novel feature known as aerial roots. What is the most likely function of an
orchid's specialized roots
How can biotechnology help in increasing the yield of tobacco?
Answer:
Improved Yield from Crops,Using biotechnology techniques, one or two genes may be transferred into a crop to give a new trait to that crop. This is done in the hope of increasing its yield.
Explanation:
hope this helps
Biotechnology can increase the yield of tobacco through various techniques including genetic modification and genomics, by creating desirable traits such as disease resistance and pest resistance, and identifying and transferring these traits to the plants, resulting in robust, high-yielding crops.
Explanation:Biotechnology can aid in increasing the yield of tobacco through various techniques such as genetic modification and genomics. The genetic modification of tobacco plants, known as genetically modified organisms (GMOs), can create desirable traits such as disease resistance, herbicide and pest resistance, better shelf-life. This can result in more robust tobacco plants, leading to higher yields.
In addition, the use of genomics in agriculture can reduce the trials and failures in scientific research, improving the quality and quantity of tobacco crop yields. Scientists use genomic data to identify desirable traits and then transfer those traits to tobacco plants.
Furthermore, biotechnology can enhance tobacco plants' resistance to disease, pests, and environmental stress, resulting in improved yield and quality. Hence, with the implementation of these biotechnology techniques, the yield of tobacco can be effectively increased.
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Use the drop-down menus to answer the questions. Which method gives the actual age of a fossil in years? Which method estimates the age of a fossil by comparing it to another fossil? Which method measures the amount of a radioactive element present in a fossil?
Answer:
1:absolute dating
2:relative dating
3:absolute dating
I did it on EDG
Radiometric dating is a method used to determine the age of a fossil, rock, or other materials based on the decay of radioactive isotopes. These isotopes are present in the material when it forms and they decay at a known rate over time, emitting particles and transforming into a different isotope. By measuring the amount of the radioactive isotope and its decay product, scientists can determine how long it has been since the material formed and therefore its age.
Radiometric dating is a highly precise method for determining the age of materials, and it has been widely used in various fields of science, including geology, archaeology, and paleontology. However, it is important to note that the method can only give the minimum age of a material, and it is also limited to dating materials that are less than about 60,000 years old.
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Which of the following environmental problems could be solved by reducing the amount of packaging that people need to throw away?
A. an oil spill pollutes water supplies
B. a landfill is filling up too quickly
C. burning coal produces air pollution
D. a river is polluted with pesticide
Answer:
the anserw is B
Explanation:
Becuse landfill conant garbeg and can overfill.
5. What structures were visible ONLY in the elodea cell?
In elodea cells, the unique structures typically visible include chloroplasts, a large vacuole, and a cell wall. These structures contribute to the plant cell's function and protection.
Explanation:In an elodea cell, which is a fresh water plant species commonly referred to as waterweed, the structures that are frequently visible only within this type of cell include chloroplasts, a vacuole, and a cell wall.
Chloroplasts are integral to the process of photosynthesis; they convert light energy into chemical energy and give plants their green color due to the pigment chlorophyll. The cell is enclosed within a cell wall, which acts as a protective barrier and supports cell shape.
Unique to plant cells, including elodea, this structure is notable for being generally thicker and tougher than the cell membrane found in animal cells. Elodea cells also typically possess a vacuole, which is larger in plant cells (compared to animal cells), acting as a storage center.
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Which of the following is the correct definition of radiant energy? A. energy that is transmitted in the form of electromagnetic waves B. energy created by sound waves C. energy an object has because of its motion or position D. energy resulting from the flow of charge particles, such as electrons or ions
Answer:
A. energy that is transmitted ind the form of electromagnetic waves
Explanation:
Radiant energy is energy that travels by waves or particles, particularly electromagnetic radiation such as heat or x-rays.
Answer:
A. energy that is transmitted ind the form of electromagnetic waves
Explanation:
Each species of yucca plant is pollinated exclusively by one species of yucca moth. This insect cannot complete its life cycle in any other plant, as its larvae can only grow in the yucca flower. Which of these terms BEST describes the relationship between the moth and the plant?
a. predation
b. mutualism
c. competition
d. commensalism
Answer:
the correct answer is B
mutualism
How does solar energy affect the weather patterns we see?
Efforts to restore wetlands and forests along the coast will most likely _______. a. benefit the economy by providing jobs b. improve wildlife populations c. reduce soil erosion and flooding in coastal areas d. all of the above
Answer:
The answer is D
Explanation:
edu.
Efforts to restore wetlands and forests along the coast are likely to result in all of the above, i.e., benefit the economy by providing jobs, improve wildlife populations, and reduce soil erosion and flooding in coastal areas.
What are wetlands and forests?Wetlands and forests are crucial ecosystems that provide a range of ecological, economic, and social benefits. Wetlands act as natural filters, helping to purify water, and provide habitat for a wide variety of species. Forests are important carbon sinks, helping to mitigate climate change, and provide habitat for many species of wildlife. Both ecosystems also provide a range of recreational opportunities for people.
In addition, efforts to restore wetlands and forests can create jobs in a range of industries, including environmental restoration, construction, and tourism. The restoration of these ecosystems can also help to reduce soil erosion and flooding in coastal areas, which can help to protect communities and infrastructure from the impacts of extreme weather events. Overall, restoring wetlands and forests along the coast can have many positive benefits for both people and the environment.
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The graph shows the population of alligators and insects in a pond ecosystem where cricket frogs live.
A graph with the title Species Population is shown. The y axis title is Population and next to it is an arrow pointing upwards. The x axis title is Year and the values 1, 2, 3 4. 5 are marked on the x axis. A solid slanting graph line is shown sloping gently upwards. A straight broken graph line is shown. A key is shown at the bottom right of the graph. Next to the straight line is written Alligators and next to the broken line is written Insects.
How will this impact the population of cricket frogs over time?
Decreases because the number of predators increases
Increases because the number of predators increases
Decreases because the number of prey decreases
Increases because the number of prey decreases
Answer:
c
Explanation:
Insects are usually the first to arrive at a death scene. Determining time since death is of paramount importance in a death investigation.
What are the benefits of Knowing time?Knowing time since death directs the police investigation into the correct time frame. Additionally, this type of information can help support or refute a suspect’s alibi, help in the identification of an unknown victim, and improve efficacy of the police investigation.
His role is to identify the body for example who is the person who died. Also, his role includes giving a clue as to how they died and how long they have been dead. It is an important role for it collects all possible information from a decomposing body to help with an investigation.It is a sort of a mechanical device that picks up some compounds from decaying bodies.
They sometimes are interested in having someone like Dr. Bass because a forensic anthropologist can help close cold case, even if such cases are decades old.
Therefore, Insects are usually the first to arrive at a death scene. Determining time since death is of paramount importance in a death investigation.
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Which of these is part of a feedback loop that results in a cooling effect on earth?
A. As snow and ice melt, the underlying surfaces absorb heat from solar radiation
B. Earths oceans absorbs some of the carbon dioxide from the atmosphere
C. When permafrost melts, methane is released into the atmosphere
D. Burning fossil fuels increases the concentration of greenhouse gases in the atmosphere
The correct option is B. Earth's oceans absorb some of the carbon dioxide from the atmosphere.
To understand why option B is the correct answer, let's examine each option in the context of feedback loops and their effects on Earth's climate:
A. As snow and ice melt, the underlying surfaces absorb heat from solar radiation.
This process is known as the ice-albedo feedback loop. When snow and ice melt, they reveal darker surfaces beneath, such as soil or open water, which have a lower albedo (reflectivity) than ice. These darker surfaces absorb more solar radiation, leading to further warming and more melting, thus amplifying the initial warming. This is a positive feedback loop that contributes to warming, not cooling.
B. Earth's oceans absorb some of the carbon dioxide from the atmosphere.
This is a negative feedback loop. The oceans act as a carbon sink, absorbing excess carbon dioxide (CO₂) from the atmosphere. This process helps to reduce the greenhouse effect because less CO₂ in the atmosphere means less heat is trapped. The oceans help to regulate the Earth's climate by removing CO₂, a major greenhouse gas, which results in a cooling effect.
C. When perma frost melts, methane is released into the atmosphere.
This is another positive feedback loop. Perma frost contains large amounts of organic carbon that, when thawed, can be converted into methane (CH₄) and carbon dioxide by microbial activity. Methane is a potent greenhouse gas with a warming potential many times greater than that of CO₂ over a 100-year period. The release of methane from melting perma frost contributes to further warming, not cooling.
D. Burning fossil fuels increases the concentration of greenhouse gases in the atmosphere.
Burning fossil fuels releases CO₂ and other greenhouse gases into the atmosphere, enhancing the greenhouse effect and leading to global warming. This is a direct human contribution to climate change and is not part of a feedback loop that results in a cooling effect.
Therefore, option B is the correct answer because it describes a process that naturally counteracts global warming by removing greenhouse gases from the atmosphere, leading to a cooling effect on Earth.
Which diagram shows an example of refraction?
The leaves of a plant appear to be green because light waves are
A. reflected
b. absorbed
c. both absorb and reflected
d. neither absorb or reflected
Answer:
La respuesta es la B /The answer is B
Explanation:
La clorofila, el pigmento que hace que las hojas sean verdes, absorbe luz en las longitudes de onda violeta y azul y asimismo en el rojo; dado que refleja la luz verde, parece verde.
Chlorophyll, the pigment that makes the leaves green, absorbs light in the violet and blue wavelengths and also in the red; Since it reflects green light, it looks green.
Describe what would likely happen to the whales and other consumers in a marine ecosystem food web if a disease killed off most of the phytoplankton
Answer:
The amount of whales and other consumers in the marine ecosystem would decrease because there is less phytoplankton which is many consumers food source. less food means less consumers.
Explanation:
How does photosynthesis interconnect to the big idea of the cell
Answer:
Photosynthesis traps free energy present in sunlight that, in turn, is used to produce carbohydrates from carbon dioxide. Cellular respiration and fermentation harvest free energy from sugars to produce free energy carriers, including ATP. The free energy available in sugars drives metabolic pathways in cells. Photosynthesis and respiration are interdependent processes.
Cells and organisms must exchange matter with the environment. For example, water and nutrients are used in the synthesis of new molecules; carbon moves from the environment to organisms where it is incorporated into carbohydrates, proteins, nucleic acids or fats; and oxygen is necessary for more efficient free energy use in cellular respiration. Differences in surface-to-volume ratios affect the capacity of a biological system to obtain resources and eliminate wastes. Programmed cell death (apoptosis) plays a role in normal development and differentiation (e.g. morphogenesis).
Explanation:
Autotrophic cells capture free energy through photosynthesis and chemosynthesis.
Chemosynthesis captures energy present in inorganic chemicals.
Membranes allow cells to create and maintain internal environments that differ from external environments. The structure of cell membranes results in selective permeability; the movement of molecules across them via osmosis, diffusion and active transport maintains dynamic homeostasis. In eukaryotes, internal membranes partition the cell into specialized regions that allow cell processes to operate with optimal efficiency. Each compartment or membrane-bound organelle enables localization of chemical reactions.
Organisms also have feedback mechanisms that maintain dynamic homeostasis by allowing them to respond to changes in their internal and external environments. Negative feedback loops maintain optimal internal environments, and positive feedback mechanisms amplify responses. Changes in a biological system’s environment, particularly the availability of resources, influence responses and activities, and organisms use various means to obtain nutrients and get rid of wastes. Homeostatic mechanisms across phyla reflect both continuity due to common ancestry and change due to evolution and natural selection; in plants and animals, defense mechanisms against disruptions of dynamic homeostasis have evolved. Additionally, the timing and coordination of developmental, physiological and behavioral events are regulated, increasing fitness of individuals and long-term survival of populations.
A farmer is breeding Andalusian chickens. He notices that when he mates a black chicken with a white chicken, the offspring are spotted black and white and look blue in color.
What is the name of this inheritance pattern?
A)
codominance
B)
segregation
C)
multiple alleles
D)
incomplete dominance
What are the chances that a cross between a black chicken and white chicken will result in blue offspring?
What are the chances that a cross between a black chicken and white chicken will result in blue offspring?
The inheritance pattern where both black and white chicken alleles are expressed is A)codominance, resulting in 100% chance of blue or speckled offspring when crossing pure black and pure white chickens.
The inheritance pattern observed when a black chicken is mated with a white chicken and the offspring appear spotted black and white, which looks blue in color, is codominance. In codominance, both alleles in the heterozygote are fully expressed, resulting in offspring with a phenotype that is neither dominant nor recessive but a mixture of both parent phenotypes. In the case of Andalusian chickens, when a pure black chicken (BB) is crossed with a pure white chicken (WW), all the F1 offspring are heterozygous (BW) and display the blue, or speckled, phenotype.
The chances that a cross between a black chicken and a white chicken will result in blue offspring are 100%, given that both parents are homozygous for their respective coat colors. In this scenario, the offspring are all heterozygous, displaying the mixed phenotype.
Drag and drop each phrase to the projection type it describes.
Least distorted
Mercator Projection Equal-Area Projection
Conic Projection
Size of land is distorted
Longitude lines meet
Longitude lines are curved
Shape of land is distorted
Longitude lines are parallel
() Intro
Done
Answer:
Mercator Projection:
longitude lines are parallel
size of land is distorted
Equal-Area Projection:
shape of land is distorted
longitude lines are curved
Comic Projection:
least distorted
longitude lines meet
Explanation:
The other person is correct.
Mercator Projection: longitude lines are parallel & size of land is distorted
Equal-Area Projection: shape of land is distorted & longitude lines are curved
Comic Projection: least distorted & longitude lines meet
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breeders have developed a new variety of chicken with no feathers. Which methods were used to produce this variety?
Answer:
genetic engineering
hope this helps
give brainliest if you please
Answer:
artificial selection and inbreeding
Explanation:
Artificial selection is distinct from natural selection in that it describes selection applied by humans in order to produce genetic change. When artificial selection is imposed, the trait or traits being selected are known, whereas with natural selection they have to be inferred.
Marine debris is best described as being composed of
Answer: Marine debris consists of most anything used and discarded by humans.
Explanation:
The human activities like household chores, packaging and dumping wastes generated a lot of harmful wastes which cannot be treated and thus they pollute the environment.
The polythene bags, plastic sheets, and plastic broken parts of articles can become chief pollutants as they are discarded by the humans. These pollutants can be carried away by the water currents to the seashores and may deposit them in the marine debris.
Which Of The Following is A Cost Of Recreational Activities ?
A. Stress Relief
B. Social Interaction
C. Economic Growth
D. Spreading Weeds
Answer:
D. Spreading Weeds
Economic Growth is a cost of Recreational Activities. So, the correct option is C.
What is an Economic growth?Economic growth is the rise or development in the market price of the commodities and services generated by an economy within a given fiscal year, adjusted for inflation. Traditionally, statisticians have calculated growth as a percentage rate of the actual gross domestic product, called real GDP.
Economic growth is an increase in the production of goods and services with respect to one time period over another. Both nominal and real (inflation-adjusted) terms can be used to compute it.
Gross national product (GNP) or gross domestic product (GDP) are among the most popular measures to measure total economic growth, however alternative metrics are sometimes used. Economic Growth is a cost of Recreational Activities.
Therefore, the correct option is C.
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In pea plants flower color is a completely dominant trait with purple flowers being dominant to white flowers. Based on this if you crossed two pure bred flowers, one white and one purple, what would be the expected probability of phenotypes in the F2 generation?
A. 75% purple 25% white
B. 25% purple 75% white
C. 50% purple 50% white
D. 100% purple 0% white
What is produced when sugar is digested in an animal cell
Answer:
Carbon Dioxide
Explanation:
Glycolysis is the first step where glucose is broken down into two molecules. This occurs in the cytoplasm of the cell. By the end of the process, a molecule of glucose is broken down to carbon dioxide.
Final answer:
Sucrose is hydrolyzed into glucose and fructose, while lactose is hydrolyzed into glucose and galactose by specific enzymes. Many adults have difficulties digesting unfermented dairy due to insufficient lactase production.
Explanation:
Sucrose (table sugar) is hydrolyzed into glucose and fructose by the enzyme sucrase. Lactose found in milk is hydrolyzed into glucose and galactose by the enzyme lactase. The majority of the adult population have problems digesting unfermented dairy because they cannot produce sufficient amounts of the enzyme lactase - a condition called lactose intolerance.
What evidence is there for plate tectonics? *
X-rays of the Earth that scientists have taken
evidence from drilling into the Earth
satellite images that show the outlines of the plates
geologic events like earthquakes and volcanoes that happen at their boundaries
Answer: geologic events like earthquakes and volcanoes that happen at their boundaries
Explanation:
Evidence from fossils, glaciers, and complementary coastlines helps reveal how the plates once fit together. Fossils tell us when and where plants and animals once existed.
Evidence for plate tectonics includes satellite images of plate outlines, earthquakes and volcanoes at plate boundaries, drilling samples, topographical studies, and the concept of uniformitarianism to infer past tectonic activities.
Explanation:The evidence for plate tectonics comprises multiple observations and scientific data. Satellite images enable us to see the jigsaw-puzzle appearance of tectonic plates, confirming the outlines of the plates. Geologic events such as earthquakes and volcanoes that predominantly occur at plate boundaries offer strong evidence of plate movement. These natural phenomena correlate with fault lines and areas of tectonic stress where the Earth's crust is undergoing deformation. Additionally, drilling into the Earth and studying rock layers can provide direct physical evidence of past and present tectonic activity.
Geologists also use the concept of uniformitarianism to understand plate tectonic activity from the geologic past. They interpret ancient tectonic activity by observing ongoing processes and their impact on the landscape—including mountain building and the formation of rift valleys and ocean trenches. The study of topography and bathymetry also offers insights into the tectonic history of an area, with changes in elevation indicating past plate movements.
Overall, the interplay of these pieces of evidence supports the theory of plate tectonics, explaining the dynamic and continually changing nature of Earth's surface.
How is the cloning of genes different from the cloning of mammals
Answer: cloning genes is when you remove a particular gene from the DNA sequence using restriction enzymes. cloning animals is making another replica of the same animal.
Explanation: DNA microarrays are used to study interactions among genes in a genome.
Gene cloning in mammals is different from other organisms because of the mammal cloning is riskier and harder than others as it can cause health issues.
What is Gene cloning?
Gene cloning means the formation of exact same DNA copy or gene copies through the use of genetic engineering techniques. The DNA molecule is extracted from an organism and the gene is then copied and a clone of this gene is formed. Gene cloning is one of the methods which is used for the isolation and amplification of specific genes of the genetic material.
Mammal cloning is different from cloning of genes in other organisms as it is riskier and harder than other organisms because it takes multiple try and can also cause health issues if not inserted properly. Cloning a gene in other organisms such as bacteria is almost always functional and no problems occur with it. It is also easier to clone a gene in an organism then a whole mammal.
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