The answer is <span>B. immune cells that are destroyed by HIV
CD4+ are immune cells (white blood cells) and are an important part of the immune system. Their name comes from the presence of CD4 glycoprotein on their surface. HIV uses CD4 glycoproteins on the surface of CD4+ cells to entry into the cells. The consequence is a reduced number of those cells. Therefore, CD4+ immune cells are destroyed by HIV.</span>
It is The shoot and the root systems
Answer:
Sedimentary, metamorphic, and igneous
Explanation:
Rocks are classified into three groups, sedimentary, metamorphic, and igneous. The differences are how they are formed.
For the answer tot he questions above, the answer is "paleoanthropology"
It is also called human paleontology. It is a <span>branch of anthropology that is concerned with the origins and development of the early humans.
I hope my answer helped you.
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Hcg secreted by placenta not the fastest method to detect pregnancy nor it is specific