Water from rain and snow that travels to streams
PCR allows for the analysis of DNA fragments through the comparison of the base pairs each molecule contains, which can then be used for genetic screening and the identification of individuals and DNA fragments
<span>The cells in vascular tissue are typically long and slender. </span>
The correct answer is their blood lacks A or B antibodies.
People with type AB blood have A and B antigenes on the surface of red blood cells (RBCs). Antigen AB has no antibodies, thus, transfusion can be considered safe ( the serum of the recipient does not contain antibodies for the blood cell antigens of the donor).
Answer:
The testes are two oval-shaped male reproductive glands that produce sperm and the hormone testosterone.
