Answers26-27 Biology AElements of Living Organisms

Lipids Answers

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Which is one function of steroids?

A
waterproofing leaves and feathers
B
insulating and protecting bones and organs
C
serving as chemical messengers
D
providing energy storage
2
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The diagram shows the general structure of a lipid, which consists of two main parts.Which part is circled?

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A
alcohol group
B
fatty acid
C
carboxyl group
D
unsaturated lipid
3

Which describes the basic structure of a fatty acid?

A
a long carbon and hydrogen chain and a phosphate group
B
a long carbon and hydrogen chain and a glycerol
C
a long carbon and hydrogen chain and a carboxyl group
D
a long carbon and hydrogen chain and an alcohol

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