Question

Explain the following terms:
a) RBC is devoid of mitochondria.
b) Root hair cell have thin wall.
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Answer 1

Answer:

Human erythrocytes comprise a minimal cellular system that is devoid of organelles including a cell nucleus, mitochondria and endoplasmic reticulum. ... Since erythrocytes lose mitochondria and other organelles, it is possible that they concomitantly lose mitochondria-associated components of the apoptotic machinery.

Answer 2

They have thin walls to speed up the intake of water by osmosis. They have large Vacuolese to absorb water quickly and transport to the next cell ...Root hair do not have cuticles,as this prevent water absorption