Question

in plant cells, cytokinesis occurs by forming a: cleavage furrow cell plate nuclear membrane spindle fiber

Explanation:

Cytokinesis in plant cells involves the formation of a cell - plate which develops into a cell wall, separating the two daughter cells. A cleavage furrow is for animal cells, nuclear membrane is related to nucleus formation during cell division, and spindle fibers are involved in chromosome movement, not cytokinesis end - product formation in plants.

Answer:

B. Cell plate