Which structure is found in both plant and animal cells? a. a large vacuole b. chloroplasts c. cell walls d. mitochondria

Plant and animal cells all have ribosomes, mitochondria, nucleus, cell membrane, as well as cytoplasm in common. Hope this is helpful!

white blood cells or wbc s are mainly 2 types-

1.agranulocytes

2.granulocytes

the monocytes or macrophages of agranulocytes , dendritic cells which are accessory leucocytes, and b cells which is one type of lymphocytes   identify the antigens present on the pathogen's surface. these three cells are called antigen presenting cells(apc) which are phagocytes and destroy the antigens by secreting antitoxins. besides this leukocyte is always plays vital role in the immunity of the body.

the most common type of reef is the fringing reef. this type of reef grows seaward directly from the shore. they form borders along the shoreline and surrounding islands.