Course

Introductory Biology

Study Pack

Set 3 The Chemistry Of Life Organic Compounds

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Question 1

(Multiple Choice)

Free
What group of molecules is represented in this structure? ​
What group of molecules is represented in this structure? ​   ​ A) structural proteins B) polysaccharides C) triacylglycerols D) phospholipids E) polypeptides

A) structural proteins
B) polysaccharides
C) triacylglycerols
D) phospholipids
E) polypeptides

Answer

Question 2

(Multiple Choice)

Free
Why are hydrocarbons considered hydrophobic?

A) Hydrocarbons exist as isomers.
B) Hydrocarbons contain oxygen atoms.
C) The covalent bonds between carbon atoms are polar.
D) The covalent bonds between hydrogen and carbon are nonpolar.
E) The hydrogen bonds between hydrogen and carbon are nonpolar.

Answer

Question 3

(Multiple Choice)

Free
Which of the following is sometime referred to as animal starch?

A) cellulose
B) sugars
C) starch
D) fatty acid
E) glycogen

Answer