Biological Classification Question 45

45. Temperature tolerance of thermal blue-green algae is due to

(a) cell wall structure

(b) cell organisation

(c) mitochondrial structure

(d) homopolar bonds in their proteins

Show Answer

Answer : d

Hints & Solutions

(d) Some of the blue green algae can tolerate extremes of temperature due to presence of gelatinous sheath, and compactness of protein molecules in protoplasm.