Answer:
D
Explanation:
Answer:D is the right answer
Which of the following is something almost everyone can do to reduce his or
her carbon footprint?
O
A. Take warmer showers.
O
B. Use the fireplace when a house is cold.
O
C. Cook with the oven more often.
O
D. Turn off the lights when leaving the room.
The total emission of greenhouse gases like carbon dioxide and methane are called carbon footprint. It is caused due to human interference in nature.
The correct option is:
Option D. Turn off the lights when leaving the room.
This can be explained as:
Taking a warmer shower will not reduce greenhouse emissions rather will increase global warming as the water needs to heated by using some sources that will contribute to greenhouse gases.Using a fireplace emits carbon dioxide and monoxide that are more harmful to the environment.Using oven releases gases that contribute to the greenhouse effect.Therefore, turning the light off when not in use helps in reducing carbon footprint.
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The greatest geohazard for people living in hurricane-prone coastal regions is elevation onshore and bathymetry offshore because of storm surge. The stronger the hurricane and the___________the offshore water, the __________ the surge will be. PLEASE ANSWER TRUTHFULLY
A) deeper, higher
B) deeper, stronger
C) shallower, higher
D) shallower, weaker
The greatest geohazard for people living in hurricane-prone coastal regions, relating to storm surges, is impacted by the bathymetry offshore. Shallower offshore water leads to higher storm surges because it allows for a greater buildup of water being pushed ashore during a hurricane.
The question revolves around understanding how the bathymetry (depth of water) offshore affects the magnitude of storm surge caused by hurricanes. The correct answer is C) shallower, higher. This is because a shallower offshore area allows a greater buildup of water due to the wind pushing the sea towards the coast during a hurricane. As the water is pushed ashore, it has nowhere to go but up, leading to higher storm surges. This effect is compounded by the fact that hurricanes generate immense wind speeds, which further drive the water inward. A notable example is 2005's Hurricane Katrina, which caused extensive flooding due to a high storm surge exacerbated by shallow offshore waters.Storm surges represent one of the most significant risks to life and property in coastal regions facing hurricanes. They occur when the atmospheric pressure decreases and the wind's force pushes the sea towards the shore, especially in areas where the continental shelf rises slowly. This geological setup allows storm surges to be particularly devastating, as seen in various historical examples.An important species of the Chesapeake Bay community is the Virginia oyster.
The larvae of these oysters settle on top of mature oysters, forming large oyster reefs. Oyster reefs allow small
fishes to avoid predators and provide shelter for a variety of marine invertebrates.
Which of the following best describes the role of Virginia oysters in the Chesapeake Bay?
Choose 1 answer:
An invasive species
A foundation species
A dominant species
A pioneer species
Answer:
Option B, Foundation species
Explanation:
Foundation species are the one that play a major role in creating and maintaining the habitat. These species support other species and can fit in at any trophic level of the food chain.
These species are also referred as ecosystem engineer as they contribute in designing the ecosystem.
Some examples of foundation species are - Corals, Earthworms, Beavers etc.
Hence, option B is correct
Answer:
Foundation species
did it on khan :)
Which of the following statements about natural killer cells is true?
SELECT ALL THAT APPLY
Group of answer choices
Natural killer cells are lymphocytes that function as part of the innate immune system.
Natural killer cells secrete toxins onto the surface of neoplasms.
Natural killer cells may bind to the Fc portion of antibodies thereby triggering ADCC.
Natural killer cells destroy virus infected cells.
Natural killer cells require activation by T helper cells, and are responsible for cell-mediated immunity
Answer:
Natural killer cells are lymphocytes that function as part of the innate immune system.
Natural killer cells destroy virus infected cells.
Explanation:
Natural killer cells is a type of white blood cells which is responsible for the protection of body against pathogens such as viruses and bacteria etc. Natural killer cells is a type of innate immune system which takes action immediately against viruses. Natural killer cells is not adaptive immune system, it is already present in the body of organisms. It is also considered as the first line of defense of the body against harmful microbes.
What do aerobic respiration and anaerobic respiration have in common?
Both begin with glycolysis.
Both occur in mitochondria.
Both require oxygen to proceed.
Both end with the electron transport chain.
Answer:
both begin with glycolysis
Explanation:
Imagine this answer says brainliest I could never lol just mark me fro helping thx qt's
Answer:
both begin with glycolysis
Explanation:
so its A
Structure Click the link and then read about the parts of a bacterial cell. Pay attention to the analogies that are presented. Bacteria Cell Answer these questions based on what you learned from the passage. You can assume any body structure comes from a human. The flagella are like . The pilli are like . The capsule is like . The cell wall is like the . The ribosomes are like . The nucleoid is like the . The cell membrane is like . The cytoplasm is like happens.
Answer:
The flagella are like LEGS.
The pilli are like ARMS AND HANDS.
The capsule is like ARMOR.
The cell wall is like the SKELETAL SYSTEM.
The ribosomes are like CARPENTERS
The nucleoid is like the BRAIN.
The cell membrane is like SKIN.
The cytoplasm is like BLOOD.
Explanation:
Did the assignment. ;)
Capsules are made up of polysaccharides (complex carbohydrates). It’s like an Armor. Cell Envelope is made up of 2 or 3 layers. Acts like skin.
Parts of bacterial cellCell wall- each bacterium is enclosed by the rigid cell wall composed of peptidoglycan, a protein sugar(polysaccharides) molecule. The wall gives the cell its shape and surrounds the cytoplasm membrane, protecting it from the environment so that's like a skeletal system.
The cytoplasm of bacterial cells is where the functions for cell growth, metabolism, and replication are carried out. It is like a Blood.
Ribosomes are microscopic ‘factories’ found in all cells, including bacteria. They translate the genetic code from the molecular language of nucleic acid to that of amino acids –the building blocks of proteins. so it is like a carpenter.
Nucleoid is a region of cytoplasm where the chromosomal DNA is located. It's like a brain.
Pilli-many species of bacteria have Pilli (singular pilus), small hair-like projections emerging from the outside cell surface. Acts like arms and hands.
Flagella are hair-like structures that provide a means of locomotion for those bacteria that have them. Acts like a Legs.
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Which weather event is typically brief, contains very strong winds, and leaves a path of destruction up to 50 miles long?
a cyclone
a hurricane
a thunderstorm
a tornado
Answer:
Tornado!
Explanation:
A tornado is a funnel shape with extremely strong winds that leave a so called ''path of destruction'' in their way that can reach up to 50 miles. Hope this helped :)
Answer:its d cuz i know the answer and the answer is d
Help!!!! ASAP!!! Please!!
If we grow more green plants to we can get more solar energy, will no energy from the sun will be wasted???
less energy will be wasted
According to the food web shown, if the Large Piscivorous Fish were to decrease drastically how would this affect the tertiary consumers?
A) The osprey population size would increase because the osprey can find another source of food quickly in the food web shown.
B) The bald eagle population size would decrease because the bald eagle relies solely on the piscivorous fish in the food web shown.
C) The osprey population size would decrease because the piscivorous fish is the only source of food for the osprey in the food web shown.
D) The bald eagle population size would stay constant because the bald eagle does not rely on the piscivorous fish in the food web shown.
Answer:
the ospery population size would increase because the ospery can find another source of food quickly in the food web shown
Please help I only have 12 minutes left and only got like 7 questions done
Answer:
I think that is the cortex
Explanation:
Answer:
frontal lobe
Explanation:
im in health academy in my school :)
- Enzymes serve several functions during DNA replication. Namne two of these functions.
Enzymes in DNA replication primarily serve two functions: they separate the two strands of DNA, and they add new nucleotides to the growing DNA strand.
Explanation:Enzymes play a crucial role during the process of DNA replication. The first function of these enzymes, such as DNA helicase, is to unwind the double helix structure of DNA and separate the two strands. This paving the way for replication to commence. The second major function pertains to the addition of new nucleotides to the growing DNA strand. This role is typically executed by an enzyme called DNA polymerase, which adds nucleotides that are complementary to the template strand, therefore facilitating the creation and growth of a new DNA strand.
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Place the following levels of biological organization in the proper order, from smallest to largest.
1) Macromolecule
2) Tissue
3) Organ System
4) Organ
5) Cell
Biological levels of organization should be placed in the order from smallest to largest as follows: macromolecule, cell, tissue, organ, and organ system.
The question tasks us with arranging certain biological levels of organization from the smallest to the largest. When putting these levels in order, the proper sequence, from the smallest to the largest, is:
MacromoleculeCellTissueOrganOrgan SystemEach level encompasses the previous levels, starting at the tiny molecules that make up macromolecules, then to cells which are the basic unit of life, to tissues which are groups of similar cells functioning together, to organs that are composed of tissues working together for specific functions, and finally to organ systems which consists of different organs working together to perform complex bodily functions.
compare and contrast evaporation and transpiration.
Answer:
Evaporation is the process where water in bodies of water (lakes, oceans, ponds, etc.) changes from a liquid into a gas or water vapor and goes up to the air.
Transpiration is the process of the release of water from plants through the tiny openings in there leaves.
Hope this helps!
When cattle with solid white coats (W) are mated to cattle with solid red coats (R), the offspring are roan (WR).
meaning they have coats containing both white and red hairs. The roan coat is an example of codominance.
A farmer mates two roan cattle.
What is the chance that their offspring will also be roan?
Answer:
1/2 or 50%
Explanation:
The question involves a single gene coding for coat color in cattle. According to the question, the allele for red coat (R) is codominant to the allele for white coat (W). This means that neither of the two alleles are dominant nor recessive over one another, hence, they are both phenotypically expressed in their hybrid offspring (Roan coat, WR).
In a cross between two roan cattle (WR), each cattle will produce gametes with W and R alleles. Using these gametes in a punnet square (see attached image), a total of four possible offsprings will be produced with genotypes: RR, WR, WR, and WW.
RR (1/4) : Red coat
WR (1/2 or 2/4) : Roan coat
WW (1/4) : White coat
Based on this, the probability of producing an offspring that will be roan from the cross between two roan cattles is 2/4 equivalent to 1/2.
While researching how genes are passed on from generation to generation, Gregor Mendel experimented with pea plants. From which structure in the pea plants’ flowers did Mendel obtain pollen?
A. Stamen
B. Anther
C. Ovule
D. Ovary
Answer:
B. Anther
Explanation:
Gregor Mendel, who was referred to as the FATHER OF GENETICS, was able to discover the principles that governs inheritance i.e. how genes were transferred from parents to their offsprings. To do this, he performed series of crosses using the pea plants, which he chose because of the desirable traits they had.
He performed this crosses using POLLINATION, which is the process whereby plants transfer their male gamete from male reproductive part to the female gamete of the female reproductive organ for fertilization to occur. The ANTHER is the part of the male flower responsible for producing and storing pollen (containing sperm). Hence, the ANTHER is the part of the male flower (STAMEN) that Mendel obtained pollen that he used in performing his crosses from.
What do we call the three consecutive nucleotides that specify amino acids
A) Rosetta Stone
B) Codons
C) Proteins
D) Histones
Answer:
three nucleotides—called a triplet or codon—codes for one particular amino acid in the protein. The nucleotide sequence in the DNA is first transcribed into a molecule of messenger RNA (ribonucleic acid).
Explanation:
Final answer:
Codons are sets of three consecutive nucleotides that correspond to specific amino acids in protein synthesis. There are 64 possible codons which encode for the 20 standard amino acids, with certain codons also indicating the start or stop of protein synthesis. The correct option is B.
Explanation:
The three consecutive nucleotides that specify amino acids are known as codons. These codons serve as the building blocks in the synthesis of proteins. Each set of three nucleotides, or a triplet codon, corresponds to a specific amino acid. In the genetic code, there are 64 possible codons formed from the four different nucleotides (adenine, uracil, cytosine, guanine). This allows for the specification of the 20 different amino acids used to build proteins. Additionally, certain codons serve as signals to start or stop protein synthesis; for example, AUG acts as a start codon, while others are stop codons.
In the context of protein synthesis, the sequence provided, 5'-AUGCCACGAGUUGAC-3', translates to the amino acid sequence met-pro-arg-val-asp. The translation begins with the N-terminal amino acid specified by the first codon.
A computer simulation showing models of planes crashing is a good way to study the effects of plane safety.why?
Answer:
Flight simulators are widely used for pilot training in the aviation industry, military pilot training, simulation of disasters or failures in flight, and aircraft development.
These simulations are used for pilot training, whose essential function is to train the crew in normal, abnormal and emergency procedures, before and during flight, practicing innumerable situations, such as: failures in electronic systems, loss of power, tailwinds and many others, which cannot be done safely with an aircraft in real situations. Explains to the new pilots the movements and attitudes of the ships, becoming a fundamental part of the training, saving lives and large economic losses.
These simulations allow knowing the causes of each plane crash in order to modify the operating procedures and training, so that its repetition is avoided. Flight safety investigations are complex and analyze numerous factors, and rather than investigating the persons responsible, it tries to find out the causes of the incident, considering human factors and technical issues.
Which of the following is a true statement about cellular respiration?
Group of answer choices
Cellular respiration occurs only in plant cells.
Cellular respiration occurs only in animal cells.
Cellular respiration occurs in both plant and animal cells.
Cellular respiration occurs in some plant cells and some animal cells.
Answer: C
Explanation:
Answer:
C
Explanation:
I took
Identify the structures of the brain.
Label A
Label B
Label A is cerebellum and Label B is brainstem in the given structure of brain.
The brain is the complex organ that serves as the center of the nervous system in most animals, including humans. It is responsible for controlling and coordinating all of the body's functions, including movement, sensation, thought, and emotion.
Label A: The cerebellum is a part of the brain that is located at the base of the skull, beneath the cerebral cortex. It is responsible for coordinating voluntary movement, balance, and posture. Label B: The brainstem is a region of the brain that connects the brain to the spinal cord. It is responsible for regulating many of the body's basic functions, such as breathing, heart rate, blood pressure, and digestion.Therefore, in the given structure of brain, part A is cerebellum and part B is brainstem, respectively.
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What is the probability that offspring of parents with BB and Bb genotypes will have brown eyes?
Answer:3:1
Explanation:
1. What is the main factor that separates freshwater and marine
ecosystems? *
Answer:
Ones has salt and the other doesn't
Explanation:
While Albert was hiking in the mountains, he found many fossils similar to the one below. Albert was 8,000 ft. above sea level, and the fossil was found on the side of the mountain.
Based on his observation, what would be the most logical inference Albert could make about the environment where he was hiking?
A.
The area was once covered in water and was home to aquatic creatures.
B.
Fish moved out of the water and made their way up the mountain many years ago.
C.
Fish currently live on this mountain.
Answer:
Explanation:A
In addition to temperature, what other factor is taken into consideration to classify
climatic regions?
A: distance from bodies of water
B: altitude
C: precipitation
D: Ocean Currents
precipitation Explanation:
Final answer:
Precipitation (option C) is another factor considered when classifying climatic regions, and together with temperature, greatly influences the type of biome present. Elevation, latitude, wind systems, ocean currents, and proximity to water bodies are critical in shaping climate and biomes.
Explanation:
In addition to temperature, option C: precipitation is another factor taken into consideration to classify climatic regions. Precipitation, alongside temperature, is one of the two variables that most strongly contribute to the type of biome that exists in a particular area. Other factors that influence temperature, precipitation, and the distribution of climate regions include elevation, latitude, wind systems, ocean currents, position on a continent, and mountain barriers. These elements are integral in determining the climate and subsequently the biomes present in different regions. For example, elevation affects climate as temperatures generally decrease with increased altitude, leading to varied biomes along a mountain range.
Furthermore, the proximity to large water bodies also significantly influences climate by providing a temperature moderating effect. Ocean currents can affect temperature and seasonal weather events, such as the North Atlantic Current which brings warm water to the north, or the California Current which brings cooler water to the south. Geography, therefore, is complex and interconnected, with various physical and human factors shaping the classification of climatic regions and the distribution of ecosystems within them.
List two of the three major steps taken to prevent the contamination from occurring again?
Depends on what kind of contamination, but usually isolation and not using the same tools would be a good way to prevent it.
The body felt cool to the touch. The thermometer gave a reading of 70˚F. No rigor mortis was evident, but permanent livor mortis had set in, with blood pooling along the back. There was no noticeable increase in bloating or bacterial activity in the digestive system and no putrefaction. The man had been dead for over four days. How is that possible?
Answer:
Basically enzyme activities are affected by drop in temperature. in additions the corpse was cool to touch.Therefore this explains while there was no bloating or bacteria activity since the decomposing bacteria enzymes were inactive because of the cold temperature.
Consequently, if the Livor mortis (lividity) is +8hrs 0-4days, evidently the corpse must have been refrigerated after livor mortis sets in, with the decomposition slowed down by the cold environment.
Notes: Algor mortis is 26.8hrs, and there was no algor mortis.
Explanation:
The body remains well-preserved for over four days due to extreme cold, which slows down decomposition processes. The observed lack of putrefaction and bacterial activity aligns with these environments.
Even though the body shows signs of being dead for a long time, the conditions probably stopped the normal progression of decomposition, as shown by the observations. The body can be preserved and activities like bloating, bacterial growth, and putrefaction halted by extreme cold, which can significantly slow down the decay process. Subsequently, the body's safeguarded state in spite of being dead for north of four days is possible because of it being in a climate with exceptionally low temperatures. This would guarantee the cool touch, nonattendance of swelling, and absence of rot even while super durable livor mortis was available. Outrageous virus keeps the body from disintegrating rapidly.Collecting proof like internal heat level and natural circumstances can assist with deciding season of death.A device that increases or decreases the voltage of alternating current is a(n)
Answer:
transformer
Explanation:
Answer:
transformer
Explanation:
got it right on edge :3
Which statement correctly describes an interaction of the respiratory and
circulatory systems?
A. Carbon dioxide travels from the heart to the lungs in the
pulmonary arteries.
B. Carbon dioxide travels from the heart to the lungs in the
pulmonary veins.
C. Carbon dioxide flows with the blood from the lungs to the legs.
D. Carbon dioxide flows with the blood from the trachea to the lungs.
Answer:
A. Carbon dioxide travels from the heart to the lungs in pulmonary arteries
Explanation:
Carbon dioxide travels from the heart to the lungs in the pulmonary arteries. Hence option A is correct.
What are pulmonary arteries?Pulmonary arteries are defined as the arteries function to carry blood that needs oxygenation from the right side of the heart to the lungs. One of the blood vessels that leaves your heart is called the pulmonary artery. It divides into two sides, right and left, which transport blood to your lungs for exchange of oxygen and carbon dioxide.
The respiratory and circulatory systems work together to provide the body with oxygen. Inhaled oxygen travels into blood vessels where it is subsequently circulated to tissues and cells through the body's circulatory system. Blood carrying a lot of carbon dioxide is pumped to the lungs by the heart. Alveoli absorb carbon dioxide from the capillaries surrounding them.
Thus, carbon dioxide travels from the heart to the lungs in the pulmonary arteries. Hence option A is correct.
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About how long does it take Earth to complete one revolution around the Sun?
O
O
1 year
14 days
24 hours
27.3 days
0
Answer:
a on egd took da test
Explanation:
Earth take 365 days to complete one revolution around the sun.
what is earth revolution around the sun?With reference to the stars, Earth rotates around the sun in 365 days, 6 hours, 9 minutes, with a speed varying from 29.29 to 30.29 km/s. Every fourth year, which is classified as a leap year, the 6 hours, 9 minutes add up to nearly an extra day, with the extra day added as February 29th.Hence, the correct option is A .
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Select ALL the correct answers.
How are primary and secondary ecological succession similar?
a. Both types of succession decrease the stability of an ecosystem.
b. Both types of succession require the same amount of time to occur.
c. Both types of succession have the same starting conditions.
d. Both types of succession eventually lead to a community closer to equilibrium.
e. Both types of succession result in greater biodiversity over time.
Answer:
BDE
Explanation:
Which correctly describes a difference between the male and female
reproductive systems?
A. Females are fertile every day.
B. Females produce gametes more often.
C. Males produce more gametes.
D. Males have a monthly cycle.
Answer:
B
Explanation:
Females produce gametes more often.
The correct difference between the male and female reproductive systems is that males produce more gametes. Therefore, option C is correct.
What is the difference between male and female reproductive systems?The male and female reproductive systems have several differences. The primary sex organs are different in males and females. In males, the primary sex organs are the testes, which produce sperm and the hormone testosterone. In females, the primary sex organs are the ovaries, which produce eggs and the hormones estrogen and progesterone.
The male reproductive system produces and releases millions of sperm cells continuously, while the female reproductive system produces one egg per month. Therefore, males generally produce more gametes than females. Thus, option C is correct.
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