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tresset_1 [31]
3 years ago
8

Help pleases : )this is an easy one to answer​

Biology
1 answer:
xxMikexx [17]3 years ago
4 0
False and the I think it true
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"Antigenic Shift" is a characteristic of the causal agent of the Influenza. It is the result of a major change in the antigenic
gtnhenbr [62]

Answer:

True.

Explanation:

Antigen may be defined as the chemical that has the ability to evoke the  and immune response and can harm the living organisms. The specific antibody are produced against the immune response.

The antigens has evolved different mechanisms to prevent themselves from them the immune system of the host. The antigenic shift is the most common change that might occur in viruses that helps the antigen to protect itself by changing its genetic material. No anti viral drugs are available for the viruses.

Thus, the answer is true.

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3 years ago
Which process does not occur in the Krebs cycle?
nikdorinn [45]

Answer:

The correct answer is b glucose is broken down into two pyruvate molecules.

Explanation:

Krebs cycle is one of the most important step of aerobic respiraion.Krebs cycle occur within mitochondrial matrix.During krebs cycle the acetyl CoA generated from pyruvate reacts with oxalo acetate in a cyclic manner to regenerate 4 carbon compound oxaloacetate.

 During krebs cycle pyruvate is broken down or oxidized to form 2 carbon compound known as acetyl CoA and carbon dioxide as byproduct.

  But the breakdown of glucose into two pyruvate molecules occur during glycolysis.

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3 years ago
Organisms that reproduce asexually through mitotic cell division
Zigmanuir [339]

Bacteria and Archaea reproduce asexually, by simply dividing a parent cell into two new cells in a process called binary fission.

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Can colonial organisms live on their own?
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The difference between a multicellular organism and a colonial organism is that individual one-celled organisms from a colony can, if separated, survive on their own. so yes colonial organisms can live on their own.

3 0
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Based is scientific research what best describes mutation
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When a animal changes their body over long periods of time with mating with other species to develop different characteristics.
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