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Alexxx [7]
3 years ago
5

Natural selection only occurs with which type of variation?

Biology
2 answers:
Kryger [21]3 years ago
8 0

The answer is B) Genetic variation

IceJOKER [234]3 years ago
3 0
Genetic variation would be the right answer
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Which of the diseases discussed in the lesson do you think would be the most difficult to
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The diseases discussed in the lesson do you think would be the most difficult to  treat "Pancreatitis mainly because they don't know where it comes from."

Explanation:

Pancreatitis is a disease in which your pancreas becomes inflamed. The pancreas is a big gland late your stomach and following to your small intestine. Your pancreas does two key things: It releases influential digestive enzymes into your small intestine to support you digest food. Acute pancreatitis is an swelling of the pancreas. It is painful, matures rapidly, and it can, in some cases, be lethal. Some mild cases resolve without action, but severe, acute pancreatitis can trigger potentially fatal complications.

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4 years ago
Which step occurs in the A site of the ribosome during translation?
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Answer:

B. An incoming charged tRNA binds to this site.

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This is part of a process called TRANSLATION, in which mRNA is translated into proteins by the ribosomes, it comprises 3 stages: Initiation, Elongation, and Termination.

The A site is part of the ribosome, which has 1 binding site for mRNA and 3 binding sites for tRNA: A: Aminoacyl or acceptor site; P: Peptidyl; E: Exit, and it´s involved in ELONGATION, where it binds to the Aminoacyl tRNA (charged tRNA), that has the aminoacid that´s going to be added.

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3 years ago
In the pond where these fish live, temperature is both a ______
Akimi4 [234]

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Limiting factor and an abiotic factor

Explanation:

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Summarize what you have learned in Lesson 3.1 by answering the focus question: "What is the pattern of Earth's average temperatu
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In bones, a layer of osteoblasts and osteoclasts line the interior of the bone (this cellular layer covers all trabeculae, is ad
Westkost [7]

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Endosteum plays an important role in bone repair, bone remodelling and appositional bone growth.

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Endosteum consists of a soft and thin connective tissue that lines the cavity of femur and humerus. Some of the major functions of endosteum are as follows:

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