Question

(1) Fill in the blanks in the table so as to match the membrane described with the organism having such an membrane: (A) a bacterium living in a compost heap (at a temperature of 50 ºC), (B) a (cold blooded) fish living in arctic waters, (C) an oak tree growing in a temperate forest during the spring, and (D) a pathogenic yeast infecting a (warm blooded) mammal  (8 points)

Organism	% Fatty Acid Saturated	% Fatty Acid Unsaturated	Membrane sterol or lipid having equivalent function
	30 %	70 %	Stigmasterol
(B) cold blooded fish	10 %	90 %
	50 %	50 %	Ergosterol
	60 %	40 %	Hopanoids, a-hydroxy fatty acid residues

Answer 1