NEET BIOLOGY

CELL STRUCTURES AND FUNCTION

CELL CYCLE

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
True or False:During telophase/cytokinesis, a cell plate forms in plant cells and a cleavage furrow forms in animal cells.
A
True
B
False
C
Either A or B
D
None of the above
Explanation: 

Detailed explanation-1: -Plant cells undergoing cytokinesis (cytoplasmic division) form a cell plate in the center of the phragmoplast. The phragmoplast consists of both cytoskeletal and membranous elements.

Detailed explanation-2: -Cytokinesis is the physical process that finally splits the parent cell into two identical daughter cells. During cytokinesis, the cell membrane pinches in at the cell equator, forming a cleft called the cleavage furrow.

Detailed explanation-3: -During telophase and cytokinesis, vesicles collect along the center of the cell and coalesce (or come together), forming the cell plate. As vesicles fuse, the cell plate grows, building a cell wall. The cell plate will continue to grow until it eventually attaches to the plasma membrane.

Detailed explanation-4: -Cytokinesis begins in anaphase and ends in telophase, reaching completion as the next interphase begins. The first visible change of cytokinesis in an animal cell is the sudden appearance of a pucker, or cleavage furrow, on the cell surface.

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