Answer:
`the atomic number of an element always indicates witch of the following
Explanation:
Hi there! I believe the answer is:
D. An explanation of natural events that is well supported by scientific evidence
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The immune system monitor continuously the lymphocyte cell levels in order to ensure the protection of the body. These cells are a type of white blood cells that are important in determining the specificity of the response of the body to foreign substances and infectious microorganisms. This group of cells include the T cells, B cells and the natural killer cells. These are produced in the bone marrow and are transported to the lymphatic systems like the thymus, spleen and the lymph nodes. The NK cells function in cytotoxic innate immunity or the cell-mediated ones. T-cells would function by connecting to virus antigens on the outside of a cell that is infected while B-cells would connect to the virus directly in its surface.
Answer:Because of where they are from.
Explanation:
Geographic, or physical, barriers result in geographic isolation
<h2>Answer </h2>
The method is by adding various small DNA chains such as TTAGGG, that develop a hairpin turn.
<u>Explanation </u>
The method is by adding various small DNA chains such as TTAGGG, that develop a hairpin turn. Telomerase is an RNA dependent DNA polymerase means an enzyme that can make DNA using RNA as a template. The ends of linear chromosomes called telomeres that protect genes from getting deleted as cells continue to divide. The telomerase enzyme attaches to the end of chromosome complementary bases to RNA template are added on 3 ends of the DNA strand.
