Answer:
A cross over
Explanation:
hope that helped
Answer:
A. crossing over
Explanation:
hi!:) can you please complete this for me? i’m a little confused.:)
1. The sun
2. Chemical energy
3. Photosynthesis
4. Store
5. release
6. Cellular respiration?
Last one I'm not 100% sure.
The following diagram shows various positions of the moon in
its orbit around Earth. The image of the moon shows its phase as seen from Earth
In which position will one fourth of the illuminated side of the moon be visible from Earth?
A
B
C
D
(I'm indecisive about A and D, so I'm not sure which one is correct)
D.
If you have scratch paper and draw it out, it would greatly help you. A different way would be to visualize it in your head. Behind the Earth is Full moon, in front is new moon, above/below is half/gibbous. To the right of below is 3/4. To the left of below is 1/4. To the right of above is also 3/4. To the left of above is 1/4
All fungi are ____.
Answer choices: Prokaryotic, Eukaryotic, Unicellular, Multicellular
Answer:
Eukaryotic
Explanation:
All fungi are eukaryotic due to their cells containing discrete membrane-bound organelles. The definition of a eukaryote, "A eukaryote is an organism whose cells contain a nucleus within a membrane. The genetic material and information of a eukaryote is contained within this nucleus."
Answer: eukaryotic
Explanation: because fungi live as either single-celled organisms or multicellular organisms.
And it can't be prokaryotic because bacteria is the only prokaryotic
Why did DNA technology lead to more use of cladistics?
A. It proved that prokaryotes and eukaryotes are related.
B. It showed that humans are in the species sapiens.
C. It showed new evolutionary relationships between animals.
D. It proved that the Linnaean system was the most accurate.
DNA technology lead to more use of cladistics because it showed new evolutionary relationships between animals.
What is DNA?
The term DNA is the acronym that means deoxyribonucleic acid. This is the genetic material that is found in living things and have proven to be usefull in the search for evolutionary connections.
Hence, DNA technology lead to more use of cladistics because it showed new evolutionary relationships between animals.
Learn more about DNA: https://brainly.com/question/10103458?
#spj5
All prokaryotes belong to one of two domains:_____
or_______
Bacteria or Archaea.
Which of the following would best characterize an ecosystem? *
An individual living thing, such as an antelope
A group of different species that live together in one area
All organisms as well as the climate, soil, water, rocks and other nonliving things in an area
Answer:
It would be the last one: All organisms as well as the climate, soil. water, rocks, and other nonliving things
Explanation:
The first one is an organism
The second one is a population
And the last statement is a ecosystem
Hope this helped
Which of the following statements about nuclear energy is true?
a. Nuclear energy cannot be contained nor controlled.
b. Nuclear energy is contained in nuclear bonds.
c. Nuclear energy is less efficient than other energy forms.
d. All of the above are true.
Please select the best answer from the choices provided
ОА
Answer:
The answer is b. Nuclear energy is contained in nuclear bonds.
Explanation:
As nuclear energy can be contained and controlled, it is more efficient and sometimes similar to other energy forms.
Nuclear energy is contained in nuclear bonds. Therefore, the correct statement is b.
Nuclear energy is the energy that is contained within the nucleus (core) of an atom. It is the energy that holds the protons and neutrons together in the atomic nucleus.This energy is released in nuclear reactions, such as nuclear fission (the splitting of atomic nuclei) or nuclear fusion (the merging of atomic nuclei). In nuclear fission, the energy is released when heavy atomic nuclei, such as uranium-235 or plutonium-239, split into smaller nuclei, along with the release of a significant amount of heat energy.The energy released from nuclear reactions is harnessed and used to generate electricity in nuclear power plants.Nuclear energy is highly efficient in terms of energy release. It is known for its high energy density, which means that a small amount of nuclear fuel can produce a large amount of energy.The other statements are not true:
a. Nuclear energy can be contained and controlled, as evidenced by the operation of nuclear power plants worldwide. Stringent safety measures and engineering controls are in place to ensure the safe and controlled use of nuclear energy.
c. Nuclear energy is not necessarily less efficient than other energy forms. In fact, nuclear energy is known for its high efficiency and low greenhouse gas emissions when compared to some other forms of energy generation, such as fossil fuels. However, there are safety and environmental considerations associated with nuclear energy that need to be managed carefully.
So, the correct answer is option b, as it accurately describes the nature of nuclear energy.
Learn more about Nuclear energy here:
https://brainly.com/question/11963586
#SPJ6
A natural disaster destroyed a group of old buildings that contained toxic materials like lead paint Toxic materials contaminated the
soil and water sources near the destroyed buildings. Additionally, trees in a small area near the buildings were destroyed. Some of
the trees were over 75 years old and provided places for birds to build nests
What type of natural disaster most likely caused these problems?
A. hurricane
B. tornado
C. flood
D. volcanic eruption
Which of the following hormones never enters the target cell? Hydrophilic hydrophobic hydrolytic or hydrocarbon
Answer:
Adrenaline, noradrenaline, and the peptide
Explanation:
Answer:
in target cells is testosterone able to initiate the phosphorylation are never found in the nucleus of a cell on both hydrophilic surfaces of the membrane, but not in the hydrophobic :D
Explanation:
A student made this diagram after observing the organisms of a model ecosystem in a large terrarium which pair of organisms are both producers in the students model
The question is incomplete as it does not have the image (attached) and the options which are
A. Flies and marigolds
B. Pull bugs and flies
C. Crickets and grass
D. Grass and marigolds
Answer:
D. Grass and marigolds
Explanation:
In the given question, the organisms which can be considered producers are the marigold and grass as the producers are the autotrophic organisms.
The producers can produce the first energy molecule called glucose through the process of photosynthesis and from there the atmospheric elements enter the food chain.
The marigold and the grass are therefore considered producers and thus option-D is the correct answer.
Answer:
grass and marigolds
Explanation:
Question 46 (1 point)
Respiratory acidosis is generally corrected by:
do not smokeloose weightavoid using sedating medicines use CPAPdevice if prescribed
consumer
multicelllar
no cell wall
cell membrane
small vacuoles
eukaryotic cells
This list of characteristics describes organisms in the ________ kingdom.
Which kingdom is completely composed of unicellular organisms that are prokaryotic?
Answer:
Eubacteria
Explanation:
Eubacteria is one of the three domains of life forms ( other two being Archaebacteria and Eukarya) that includes unicellular, prokaryotic organisms.
It means that the organisms are composed of single cell and are devoid of nucleus and membrane bound subcellular compartments ( cell organelles).
Answer:
Its animals
Explanation:
On a cool and brisk day, if you take a deep breath in and then exhale, you'll see a "fog" that forms as a result of your exhaled breath.
Which of the following products of cellular respiration does that "fog" contain?
Choose 1 answer:
A)
Oxygen and water
B)
Carbon dioxide and water
C)
Oxygen and carbon dioxide
D)
Carbon dioxide and glucose
Answer:
Carbon dioxide and water
Explanation:
During inhalation, you are breathing in air, with a specific need for oxygen. In addition, the food you take in will be broken down to glucose.
During exhalation, you are breathing out waste products of cellular respiration.
The substances you take in are reactants of cellular respiration that are transformed to a usable product of energy for the cell called ATP.
During this transformation, other by-products form, such as carbon dioxide and water. These are taken out of the body during exhalation (heat is also released).
In the given case, the following products of cellular respiration do that "fog" contain - B) Carbon dioxide and water.
Breathing or physical respiration involves inhalation of air that contains oxygen and exhalation involves the release of the products of the cellular respiration.
Inhalation involves the intake of oxygen through the mouth or nose into the lungs.From the lungs oxygen is transported to all the cells of the body to carry out cellular respirationcellular respiration releases carbon dioxide and water that moves out to the atmosphere by exhalation with heat.The fog contains carbon dioxide and water.Thus, In the given case, the following products of cellular respiration do that "fog" contain - B) Carbon dioxide and water.
Learn more:
https://brainly.com/question/13721588
Examine the diagram of the food web described in the passage. Using arrows, how would you label the direction of energy flow through this web?A:Starting at the edges and and flowing toward the shrimp. B: Starting at shrimp and flowing outward. C: Starting at the plankton and flowing upward.D: Starting at the birds and flowing downward
Answer:
c.
Explanation:
The food web starts as the plankton are eaten by worms and mollusks, which are eaten by shrimp, which are eaten by crabs and fish, and fish eat the shrimp, and birds eat the crabs, shrimp, and fish. I hope my answer helps.
Starting at the plankton and flowing upward. Therefore, option (C) is correct.
What is flow of energy in food web?A food web describes the transfer of energy and nutrients from one organism to another within an ecosystem. The flow of energy in a food web starts with producers, such as plants or algae, which convert energy from the sun into organic matter through photosynthesis. This organic matter is then consumed by herbivores, which are then consumed by carnivores or omnivores, and so on. Each level of the food web represents a trophic level, with energy and nutrients being passed up the chain as organisms consume one another.
As energy moves up the food web, some of it is lost through various processes such as respiration, heat loss, and waste production. This means that the amount of energy available at each trophic level decreases, resulting in a pyramid-shaped structure of the food web. The flow of energy through a food web is essential for maintaining the balance and stability of an ecosystem, as it determines the survival and population of different organisms within it.
Learn more about food web, here:
https://brainly.com/question/18816028
#SPJ2
Chesapeake Bay Blue Crab Population
Page 2
What data from the two sources provide evidence that
Virginia's efforts to protect its watersheds have been
successful? Check all that apply.
The spawning-age female population increased in
2010.
Chesapeake Bay Blue Crab
Population
Millions of Crabs
The blue crab population plunged in 2013 and
2014.
The adult population of blue crabs greatly increased
after emergency-management measures were
implemented.
The number of adult female crabs has improved.
The number of spawning-age females remains
below the target level of 215 million and the
previous recent high attained in 2010.
Answer:
1,3,4
Explanation:
Answer:
2 and 3
Explanation:
Complete the punnett square using the cross Bb x Bb if Blue is dominant and red is recessive.....what color would heterozygous be? *Hint, think of what color blue and red make.
Answer:
Blue. Not purple because red is recessive and blue is dominant. there wouldnt be a new color!
Explanation:
B | b
|
BB | Bb
B |
|
_________________________
|
|
b Bb | bb
|
|
Answer:
It wouldn't make a mixture of both because its not codominant since one trait is dominant and another is recessive.
Explanation:
Why did the petri dish get warm when hydrogen peroxide and liver were combined?
Answer: The bubbles will form due to the liberation of oxygen gas and white spots will develop on the liver.
Explanation:
The liver is a vital organ, its function is to metabolize the toxins into less harmful metabolites, that are excreted out of the body.
The catalase is one of the enzymes that participate in the metabolic activities of the liver. In the given condition, when hydrogen peroxide and liver were combined. The catalase enzyme breaks down the hydrogen peroxide into water and oxygen. In this reaction, the oxygen gas is liberated, in the form of bubbles and this reaction produces white colored foam which later leaves white spots on the liver.
Which of the following would be the most appropriate model to
determine how pouring concrete over grassland to build a parking lot
will affect the surface water in a watershed?
Select one:
Go to a parking lot on a rainy day and observe the amount of water running off
the parking lot. Go to a grassy field in another city on the same day to observe
the amount of water running off the field. Compare the two observations.
Build two large water tables filled with soil. Plant grass in the soil in one water
table and cover the soil with small rocks in the other water table. Run water over
the surface of both water tables and observe water running off the the surface.
Compare the two observations,
Observe the amount of water flowing through a stream on a rainy day. Observe
the amount of water flowing through the same stream on a sunny day. Compare
the two observations.
Go to a grassy hillside and pour a bucket of water down the hillside. Observe
water running down the hillside. Cover the same spot with a plastic garbage bag
and pour another bucket of water over the bag. Observe water running over the
bag. Compare the two observations.
Answer:Go to a parking lot on a rainy day and observe the amount of water running off
the parking lot. Go to a grassy field in another city on the same day to observe
the amount of water running off the field. Compare the two observations.
Explanation:
Which of the following statements best describes a
stem cell?
Stem cells can develop into other types of
cells.
Stem cells are used as backup for
reproduction,
Stem cells are responsible for creating
somatic cells.
Answer:
stem cells are used for backup reproduction.
Explanation:
because Stem cells provide new cells for the body as it grows, and replace specialised cells that are damaged or lost. They can divide over and over again to produce new cells. they can change into the other types of cell that make up the body.
The statement that best describes stem cell is- “Stem cells can develop into other types of cells”. Hence, option A is correct.
What are stem cells?Stem cells are the basic undifferentiated cells of the body that can be formed into any other type of cell as the requirement of the body. They can self-renew themselves indefinitely and give rise to differentiated cells of the body.
They are also called “master cells” or totipotent cells, as they have total potency to regenerate.
There are many sources of stem cells, such as:
Embryonic stem cells-These cells are extracted from the embryo when they are 3–5 days old in the blastocyst stage of embryonic development. They are pluripotent stem cells, which means they can form more stem cells or other types of cells.Adult stem cells-These cells are found in very small quantities in the adult tissues such as bone marrow, fat, brain tissue, blood vessels etc. In comparison to the embryonic stem cells, they have less ability to be give rise to other type of cell of the body. Perinatal stem cells-These cells are discovered by the researchers in the amniotic fluid as well as the umbilical cord and can give rise to many specialized cells of the body.Therefore, stem cells can be developed into other types of cells. Hence, option A is correct.
For more details regarding stem cells, visit:
https://brainly.com/question/4482600
#SPJ6
Which of the following is NOT a condition required for populations to increase?
A
good medicine
B
constant sanitation
C
constant food
D
more meat in diet
Answer: D more meat
Explanation:
What instrument is used to measure earthquake waves?
Answer:
飒飒
Explanation:
阿萨说
Describe how the Ensatina salamanders spewed through California?
Answer:
As it expanded south, the population became split by the San Joaquin Valley in central California, forming two different groups. ... By the time the salamanders reached the southernmost part of California, the separation had caused the two groups to evolve enough differences that they had become reproductively isolated.
Explanation:
Read the video transcript from Dr X and the Quest for Food Safety. What most likely is the purpose of the rescue scene at
the beginning?
to teach viewers about cross contamination
to scare viewers about cross contamination
to make cross contamination funny to viewers
to make cross contamination exciting to viewers
100 POINTS
Answer:
A
Explanation:
She already got it I was just adding an anwser for someone if anybody didnt see her comment on the question.
GOOD LUCK ON THE TEST!!
Answer:
A.) to teach viewers about cross contamination
Explanation:
Describe the function of each Cytoplasm Chloroplasts Cell wall Centrioles
Cytoplasm: It's responsible for the shape of a cell, as well as making sure organelles are where they're supposed to be. They control what comes in, and what comes out.
Chroloplasts: This organelle are included in plants. They control the function of photosynthesis.
Cell Wall: The protection of a plant cell. It forms a frame for the cell and provides support
Centrioles: Helps with cell division in animal cells.
I hope this helps <3
Good luck!
ASAP WILL GIVE BRAINLIEST
An organism and its taxonomic key are shown below.
The organism has several segments on its body. There are two pairs of legs shown from each segment. Pincers like structures are shown at the top end of its cylindrical body. 3 cm is written next to the image of the organism.
Taxonomic Key
Step Characteristic Organism
1 8 legs Go to step 2.
More than 8 legs Go to step 3.
2 One body region Go to step 4.
Two body regions Go to step 5.
3 One pair of legs on each body segment Centipede
Two pairs of legs on each body segment Millipede
4 Less than 1 millimeter long Mite
More than 1 millimeter long Tick
5 Claw-like pinchers Go to step 6.
No claw-like pinchers Spider
6 Long tail with a stinger Scorpion
No tail or stinger Pseudoscorpion
Which organism is shown in the image?
Centipede
Millipede
Mite
Spider
Answer:
Millipede
Explanation:
1. It has more than 8 legs, so go to Step 3.
3. It has two pairs of legs on each body segment, so it is a Millipede.
Answer:
Millipede
Explanation:
1. It has more than 8 legs, so go to Step 3.
3. It has two pairs of legs on each body segment, so it is a Millipede.
True or False: Vaccines not only protect those who get vaccinated, but others as well.
Explain your answer.
what four type of animals
Answer:
I don't really understand the question so here is a list of some types of animals
Explanation:
Mammals
Birds
Reptiles
Amphibians
Fishes
Insects
Crustaceans
Arachnids
Which sources would preserve the soft tissues of an early mammal
Answer:
Amber , permafrost and tar
Explanation:
Amber , permafrost and tar would preserve the soft tissues of an early mammal. Soft tissues of early mammals would preserve in case of amber in Russia. and frozen soil in the Arctic. Although hair and mammary glands are soft tissue but they are not readily fossilized as mammary glands and hairs are derived from dermic structures
Soft tissue preservation is rare and requires rapid burial in environments that are oxygen-free and low-energy. Examples of such preservation include burial in volcanic ash, trapping in amber, and freezing in glaciers. These conditions help prevent decay and allow soft tissues to remain intact over time.
Soft tissue preservation is rare due to the need for rapid burial to prevent bacterial decay. Such preservation typically occurs in environments that are oxygen-free and low-energy. Examples include:
Burial in volcanic ash, which rapidly covers and preserves remains.Trapping in amber, as seen in perfectly preserved ancient insects.Frozen in glaciers, as evidenced by preserved mammoths with intact skin and hair.These conditions prevent the action of bacteria and other decomposers, allowing soft tissues to remain intact over millions of years.
In one to three paragraphs, list and discuss all the biotic factors you noted in your study. Include animals, plants, and other organisms. Be clear, thorough, and scientifically accurate.
Answer:
Biotic factors are living organisms, basically they all have cells. Examples are rabbits, frogs, sharks, dolphins, sunflower, grass, humans, bears, and other cellular organisms. Biotic factors can live anywhere from land to sea.
Explanation:
What cellular process releases ATP by breaking down glucose into lactate?
A. Glycolysis
B. Alcoholic fermentation
C. Aerobic respiration
D. Lactic acid fermentation
Lactic acid fermentation is the cellular process that releases ATP by breaking down glucose into lactate.
What is lactic acid fermentation?Lactic acid fermentation is a metabolic process by way in which glucose or different six-carbon sugars (additionally, disaccharides of six-carbon sugars, e.g. sucrose or lactose) are transformed into mobile energy and the metabolite lactate, that's lactic acid in solution.
What are the steps of lactic acid fermentation?Lactic acid fermentation has two steps: glycolysis and NADH regeneration. at some stage in glycolysis, one glucose molecule is converted to 2 pyruvate molecules, generating internet ATP and NADH.
Learn more about Lactic acid fermentation here https://brainly.com/question/490148
#SPJ2