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Bezzdna [24]
4 years ago
5

Who first suggested the theory of evolution by natural selection?

Biology
2 answers:
patriot [66]4 years ago
8 0
Charles Darwin!
Darwin and a scientist contemporary of his, Alfred Russel Wallace, proposed that evolution occurs because of a phenomenon called natural selection.
grin007 [14]4 years ago
3 0

Answer:

Charles Darwin

Explanation:

Evolution theory is a shortened form of the term "theory of evolution by natural selection," which was proposed in the 19th century by Charles Darwin and Alfred Russel Wallace.

hope this helped!

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Which one of the following is produced in the greatest numbers during one turn of the Krebs cycle?
Vitek1552 [10]

Answer:

The correct answer is - a. NADH

Explanation:

The Krebs cycle is a set of chemical reactions that takes place to generate energy from nutrients such as carbohydrates, fats, and proteins converting to carbon dioxide. by oxidation of acetate.

In the Krebs cycle, each molecule of carbon generates 3 molecules of NADH, one molecule of ATP and 2 molecules of FADH2 in each cycle. Thus, the greatest numbers during one turn of the Krebs cycle is NADH.

5 0
3 years ago
Which nursing actions are necessary to prepare a perinatal patient for research?
Bezzdna [24]
The necessary actions are 
<span>- Inform the patient about her rights
</span><span>- Obtain consent from the patient
</span>
To be ethical, we should fully give informations to the perinatal patient about research without concealing anything. Including the potential side effects of the research and the payment/benefit that they patients would get if they agree to be a part of it
6 0
3 years ago
If a Killer whale is feeding at the fourth trophic level, how much phytoplankton mass is required to add each gram of new mass t
Ksivusya [100]
In order to add one gram of mass, the whale must consume a sufficient amount of energy. The energy transferred to the fourth trophic level is 0.1⁴ = 0.0001
We divide the mass to be gained by the energy obtained per unit mass, to find the total mass to be eaten:
1 / 0.0001 = 10,000 grams of phytoplankton must be consumed to add one gram of mass.
8 0
3 years ago
Which of the following statements about transition metals is true?
Zielflug [23.3K]
The answer is the second choice
3 0
3 years ago
The bar chart shows the heights of pea plants grown from 500 pea seeds.What variation do the plants show?
White raven [17]

Answer:

C. Both continuous variation and discontinuous variation

Explanation:

<em>this was the answer on my quiz a couple days ago</em>

3 0
3 years ago
Read 2 more answers
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