Answer:
The statement is true
Explanation:
Hematopoietic stem cells give rise to myeloid progenitor and lymphoid progenitor and these two progenitors give rise to many immune cells. Dendritic cells are produced by both the progenitors and macrophages are produced by myeloid progenitor.
Both macrophages and dendritic cells are phagocytes. In phagocytosis, the foreing particles are injected by these phagocytes and they are destryoyed by the action of digestive enzymes present in these phagocytic cells.
Macrophages are present in tissue and if they are present in blood they are called monocytes. Therefore the statement is true.
Specialization is what each cells personal function is, and differentiation is how one cell is different from another in any way
Answer:
A
Explanation:
He discovered them in 1868. I hope this helps:)
Apples are a fruit that is high in fiber, vitamin C and various antioxidants. It has vitamins and minerals.
Answer:
If the type of food available changes, then the frequency of beak also changes.
