Atoms and Compounds (Subject SAT (College Board) Biology): Questions 1 - 6 of 93

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Question number: 1

» Atoms and Compounds

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MCQ▾

Question

The element found in all amino acids that is NOT found in carbohydrates is

Choices

Choice (4) Response

a.

Sulphur

b.

Oxygen

c.

Nitrogen

d.

Hydrogen

Question number: 2

» Atoms and Compounds

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MCQ▾

Question

In the reaction rate versus substrate concentration graph below, the curve plateaus because

The reaction rate versus substrate concentration graph

The Reaction Rate Versus Substrate Concentration Graph

The reaction rate versus substrate concentration graph

Choices

Choice (4) Response

a.

A competitive inhibitor is present.

b.

The cofactor is locked in an inactive conformation.

c.

A non-competitive inhibitor is present.

d.

The active site is saturated with substrate.

Question number: 3

» Atoms and Compounds

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MCQ▾

Question

Which arrow (s) point to a peptide bond?

Image of the arrow(s) point

Image of the Arrow (S) Point

Image of the arrow (s) point

Choices

Choice (4) Response

a.

1

b.

1 and 2

c.

3

d.

2 and 5

Question number: 4

» Atoms and Compounds

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MCQ▾

Question

Which of the following would NOT have hydrophilic properties?

Choices

Choice (4) Response

a.

Long hydrocarbon chains

b.

OH

c.

Molecules in aqueous solution

d.

Ionized molecules

Question number: 5

» Atoms and Compounds

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MCQ▾

Question

Purification of enzymes and proteins is done using

Choices

Choice (4) Response

a.

Column chromatography

b.

Liquid chromatography

c.

Thin layer chromatography

d.

Affinity chromatography

Question number: 6

» Atoms and Compounds

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MCQ▾

Question

Which one of the following gives brown color on reaction with iodine?

Choices

Choice (4) Response

a.

Starch

b.

Dextrin

c.

Cellulose

d.

Glycogen

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