CLEP Biology 2

Question 1

During which phase of mitosis do sister chromatids separate and move toward opposite poles?

Accepted Answer

Anaphase

Answer

Prophase

Answer

Metaphase

Answer

Telophase

Question 2

Which molecule serves as the primary energy currency of the cell?

Accepted Answer

ATP

Answer

DNA

Answer

Glucose

Answer

NADP+

Question 3

In a dihybrid cross of two heterozygotes (AaBb x AaBb), what is the expected phenotypic ratio?

Accepted Answer

9:3:3:1

Answer

3:1

Answer

1:1:1:1

Answer

1:2:1

Question 4

Which organelle is responsible for detoxification and lipid synthesis in liver cells?

Accepted Answer

Smooth endoplasmic reticulum

Answer

Rough endoplasmic reticulum

Answer

Golgi apparatus

Answer

Lysosome

Question 5

What type of bond holds complementary base pairs together in the DNA double helix?

Accepted Answer

Hydrogen bonds

Answer

Covalent bonds

Answer

Ionic bonds

Answer

Peptide bonds

Question 6

Which process converts atmospheric nitrogen into ammonia usable by plants?

Accepted Answer

Nitrogen fixation

Answer

Denitrification

Answer

Photosynthesis

Answer

Transpiration

Question 7

An enzyme's activity is reduced when a molecule binds a site other than the active site. This is called:

Accepted Answer

Noncompetitive inhibition

Answer

Competitive inhibition

Answer

Feedback activation

Answer

Denaturation