Phagocytosis (a form of endocytosis) in macrophages is BEST described as:
- Acheck_circle
Bulk uptake of large particles or microbes via membrane extensions forming a phagosome
- B
Active transport of single ions through pumps
- C
Selective uptake of single hormones bound to surface receptors
- D
Pinching off of a vesicle full of fluid only
Explanation
Phagocytosis is endocytosis of large particles (e.g., bacteria); pseudopods surround the particle and seal off into a phagosome that fuses with lysosomes.