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Part 3 (1 point) A new bacterial species is found on a thermal vent in a boiling

ID: 586541 • Letter: P

Question

Part 3 (1 point) A new bacterial species is found on a thermal vent in a boiling hot springs. Which of the following do you predict would be truei Choose one or more: A. The membrane composition of the new species would be the same as a terres B. The C. membrane composition would contain more unsaturated fatty acids than a terrestrial counterpart. The membrane composition would contain more saturated fatty acids than a terrestrial counterpart. D. The membrane composition would contain more fatty acids with cis double bonds than a terrestrial counterpart.

Explanation / Answer

The cell membrane contains high levels of saturated fatty acids to retain its shape at high temperatures. The extra fat and ether molecules act as a scaffold that supports the cell membrane and give it extra strength.