Answer:
Biogeography, the study of the geographical distribution of organisms, provides information about how and when species may have evolved. Fossils provide evidence of long-term evolutionary changes, documenting the past existence of species that are now extinct.
What is artificial selection?
Answer:
D. when humans breed an animal for a certain trait
Explanation:
In order for something to be defined as artificial selection it requires human interference, D is the only answer where humans are mentioned; Therefore it's the correct answer and a example of artificial selection
Answer:
The answer to your question would be d
Explanation:
because artifical is humans picking what happens. and natural would be nature picking the traits
Describe the flow of energy in this food chain. Be sure to use the names of the organisms and what role they serve in the food chain (producer, consumer, or decomposed). If ab organism is a consumer identify whether it is an herbivore or carnivore or omnivore.
The tree is the producer. Then, the tree leaves are eaten by the caterpillar, who is a herbivorous consumer. Then, the caterpillar is eaten by the bird, who is an omnivorous consumer.
There is no decomposer or carnivorous consumer shown in this flowchart.
In RNA, the nucleotide _______ is used in place of thymine in DNA. In eukaryotes, mRNA is transcribed in the _______ and then transported to the cytoplasm for translation. tRNA molecules physically link the mRNA message and the _______ it encodes for. The ribosome is made of proteins and _______.
Answer:
1) Uracil
2) Nucleus
3) Amino acid
4) RNA (rRNA)
Explanation:
There's also more information here
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In addition to natural factors, human activity can also alter ecosystems. Conduct research on a human activity that
currently affects or can theoretically affect your chosen ecosystem. Use your food web model to explain how this
change can affect the competition for food resources.
The human activities in addition to natural factors that can alter the terrestrial ecosystem is deforestation.
The effects of deforestation on food webDeforestation is a the clearing of trees in a large area of land which can be purposeful or by nature.
Human activities that leads to clearing of trees include the following:
agricultural expansion, cattle breeding, timber extraction, mining, oil extraction, dam construction and infrastructure development.One of the negative effects of deforestation on food web is the reduction in food availablity. This is so because of the loss of biodiversity that are source of food to man.
The human activities in addition to natural factors that can alter the terrestrial ecosystem is deforestation.
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match the following
Answer:
1 b
2 a
3 d
4 c
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Which of the following correctly describes a positive way in which hydrogen fuel cell technology can affect environmental quality or way of life?
It is easy to store safely and distribute globally.
It allows for the same efficiency as gasoline-run engines.
It can be used to power small and large electrical systems.
It can only be used without combining with other energy resources.
The statement that correctly describes a positive way in which hydrogen fuel cell technology can affect environmental quality or way of life is It is easy to store safely and distribute globally.
What is Hydrogen fuel cell technology?Hydrogen fuel technology is the technology in which electricity or water or heat are generated in electrochemical cell when Hydrogen react with oxygen.
Therefore, The statement that correctly describes a positive way in which hydrogen fuel cell technology can affect environmental quality or way of life is
It is easy to store safely and distribute globally.
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Answer:
this is not the answer It is easy to store safely and distribute globally.
Explanation: i got it wrong
i need calculation
Site 1 undisturbed
Species Total individuals in 5 quadrats
A 228
B 37
C 21
D 40
E 45
F 39
G 3
H 10
Site 2 disturbed
Species Total individuals in 5 quadrats
A 11
B 4
C 14
D 2
E 1
Answer:
Explainer
you multiply that number then you provide the last number of your digits men seem to be answer and then explain it and then like draw and example how you draw.
I need 2 words to fit in after these
Answer:
chromosomes,. double
Explanation:
as you know choromosomes replicat and will be double
A scientific understanding of which natural process helped Darwin formulate the concept of natural selection?
A. Artificial selection
B. Continental drift
C. Group selection
D. Plant genetics
I think the answer will be:
A. artificial selection
Answer:
A. Artificial selection
Explanation:
Artificial selection A scientific understanding of which natural process helped Darwin formulate the concept of natural selection
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What statement best explains why evidence of glaciers appeared in south africa millions of years ago
Answer:
Theory of continental drift
Explanation:
How does a living thing exist and interact within the various levels of organization in a community’s ecosystem?
An ecosystem is a society made up of living and nonliving things interacting with each other. Abiotic things do not develope, need food, or reproduce.
What are the interactions between the levels of organization in the biosphere?Levels of organization in ecology contain the population, society, ecosystem, and biosphere.
An ecosystem is all the living things in a region interacting with all of the abiotic parts of the surroundings.
Thus, An ecosystem is a community-driven up of living and nonliving things interacting with individual.
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What enzyme is necessary to permanently link the digested foreign and plasmid DNA together to form the recombinant DNA molecule? How does this enzyme work?
Answer:
The enzyme that is needed to permanently link the digested foreign and plasmid DNA together to form the recombinant DNA molecule is DNA Ligase. it is often used to insert genes as well as other pieces of DNA into plasmids during the cloning of DNA.
If a newborn baby weighs 8 pounds and 4 ounces how much does it weigh in grams
3856 :)
Have a good day
Answer:
3810.18 value 454
Explanation:
if the baby is 8 pounds and 4 oz
19. Which of these has a unique culture?
a. society as a whole
b. corporate employers
c. Both A and B
d. Neither A nor B
Answer:
a
Explanation:
it's A because in a society we have lots of people coming with different type of cultures and every culture is unique
What lead up to the dust bowl and it’s dust storms?
A. A volcanic eruption blew ash into air
B. Earthquakes caused large rocks to crumbled
C. Excessive surface irrigation caused water erosion
D. Drought killed off plant life, leaving soil uncovered
Drought killed off plant life, leaving soil uncovered lead to the dust bowl and dust storm.
What is Dust bowl?Dust bowl refer to occurence of severe dust storms that cause destruction on the ecology and agriculture of the American and Canadian territory in the fall 1930s. Dry wind and choken storm covery the plains of United State and Canada and this lead to severe drought. It was after rainfall, that dust bowl was totally destroyed.
Therefore, Drought killed off plant life, leaving soil uncovered lead to the dust bowl and dust storm.
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what is mean by universe
Answer:
The universe is everything. It includes all of space, and all the matter and energy that space contains. It even includes time itself and, of course, it includes you. Earth and the Moon are part of the universe, as are the other planets and their many dozens of moons.
Explanation:
hope it can help
The response to selection can be calculated as ______________________________. a. additive genetic variance times the selection differential b. additive genetic variance times phenotypic variance c. additive genetic variance divided by phenotypic variance d. heritability times the selection differential e. heritability times the selection gradient
I'm not sure but but i think the answer will be:
A. additive genetic variance times the selection differential.
Answer:
A. additive genetic variance times the selection differential
Explanation:
The response to selection can be calculated as additive genetic variance times the selection differential
- Sumin -
Which of the following are roles fungi can play in the environment? Check all that apply
predators
parasites
decomposers
mutualists
Answer:
decomposers,mutualists
Explanation
must be the answer
Integrated pest management (IPM) utilizes all of the following methods except
A. limiting the use of low-toxicity pesticides like boric acid
B. spraying plants with broad-spectrum pesticides
C. encouraging pest's natural predators to settle on crops
D. genetic modification of plants to produce natural pesticides
Which climate factor is the best option for city planners to consider when trying to
mitigate the urban heat island effect?
A) Latitude
B) Vegetation
C) Elevation
D) Proximity to Ocean
Answer:
its B but there is small possiblity for D to be the answer.
What are the 3 types of immunity?
Explanation:
innate, adaptive, and passive
Why is ETC considered an aerobic process?
Answer:
It requires oxygen as a terminal oxygen acceptor
14. Which words from the passage show the author's bias toward monarch butterflies? A "Eventually, monarchs reach homes as far north as Canada." B "Most monarch butterflies never live more than two months." c "These beautiful creatures are amazing to watch..." D "They beat their wings slowly and glide so they do not tire too easily."
Answer: C: "These beautiful creatures are amazing to watch."
Explanation: Bias is where an author adds their personal opinion on a topic such as this one on monarch butterflies. Sometimes, authors use bias and it gets away from the facts and the credibility that the topic should bring. In option C, the words "beautiful" and "amazing to watch" steers the reader away from the actual topic with their personal opinions. The other options from the passage include facts about the monarch butterflies and resisting the urge to add comments about how beautiful or interesting they are.
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which of the following correctly describes how a diagram how a cellular respiration would differ from a diagram of photosynthis
Answer:
Explanation:
1. Which of the following correctly describes how a diagram of cellular respiration would differ from a diagram of photosynthesis? The cellular-respiration diagram would show electromagnetic waves as the final product. The cellular-respiration diagram would show glucose as the main source of energy.
: )
They are located inside the nucleus of animal and plant
cells and can ONLY be seen under the microscope when
the cells
This can happen during:
Answer:
they are the chromosome
Explanation:
What happens to ideas in science?
A. They become theories that no one is allowed to question.
B. They rarely influence the way people live their lives.
C. They are modified or replaced as new ones are developed.
D. They are never replaced or shown to be inaccurate.
Answer:
C
Explanation:
as technology advances, we learn more about the world and we realize that some things we used to think are wrong.
an example of this would be when ancient people thought the sun revolves around earth. Now we know that the earth revolves around the sun
What atom makes up the spleen
Answer:
white and red pulp
Explanation:
hope this helps
In your own words, describe the Gaia hypothesis.
What will happen if Switch 3 is closed and the other switches are left open?
A Only Buzzer 1 will work.
B None of the lights or buzzers will work.
C Only Buzzer 1 and Light 3 will work.
D
Only Light 1 and Light 2 will work.
Explanation:
only light 1 and light 2 will work
Explain the mechanism of enzyme action in cell
Answer:
An enzyme attracts substrates to its active site, catalyzes the chemical reaction by which products are formed, and then allows the products to dissociate (separate from the enzyme surface). The combination formed by an enzyme and its substrates is called the enzyme–substrate complex.
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