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ss7ja [257]
3 years ago
9

A disease-causing bacteria successfully enters your body, making it past the first and second lines of defense. What immune espo

nse will your body use to destroy the bacteria? A. chemical B. physical C. biological D. electrical
Biology
2 answers:
Anton [14]3 years ago
5 0
A. chemical, because it's in your body
rodikova [14]3 years ago
5 0

The correct answer is biological.

When any pathogen invades the body, it has to pass several line of defence. The first barrier is skin and mucous membrane which is a physical and chemical barrier. The second line of defence is non specific response by macrophages, neutrophills and interferon. After crossing these two barriers the third line of defence comes into action in which, the B- cells and T-cells acts specifically on the pathogen and destroys it.

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Looking through a light microscope at a dividing cell, you see two separate groups of chromosomes on opposite ends of the cell.
vladimir2022 [97]

Answer:

Option D, telophase

Explanation:

Telophase is the last stage of mitosis cell division in which the duplicated genetic material gets arranged into two identical daughter cells. In generals, this phase begins once the replicated, paired chromosomes have separated and arranged themselves on two opposite sides, or poles of the cells. After this, nuclear envelope begins to form around the chromosomes. After telophase, the cell undergoes cytokinesis to divide the cytoplasm of the parental cell into two daughter cells.

Hence, option D is correct

3 0
3 years ago
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Nady [450]

C, because it protects the cell from the outside environment

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3 years ago
What would happen if an organism lost its ability to perform cell division?
bezimeni [28]

Answer:

Most probably it would die. Or would be harder for it to live.

Explanation:

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6 0
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6 0
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