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sammy [17]
3 years ago
11

Defending the body against bacterial infection and invasion by foreign substances is a function of __________.

Biology
1 answer:
vfiekz [6]3 years ago
4 0
The answers is white blood cells. White blood cells are the cells of the immune system, it defends the body against infection and disease. All white blood cells are produced and derived from multipotent cells in the bone marrow called hematopoietic stem cells.
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3 years ago
What is believed to be the main reason for the poor cloning efficiency of the nuclear implantation method?
Gemiola [76]

Answer: The options are not given, here are the options.

A) the lack of an effective method to induce division of the product of the somatic cell fusion product

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D) variations in the completeness of epigenetic programming of the somatic cell nucleus

The correct option is

D) variations in the completeness of epigenetic programming of the somatic cell nucleus

Explanation:

Nuclear transplantation method is the method in which the nucleus from a donor cell is removed and inserted in the target cell in which also it's nucleus has been removed or enucleated. The nuclear transplantations has slowed

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Nuclear transplantation has failed in cloning because variations in the completeness of epigenetic programming of the somatic cell nucleus.

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