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Biology

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HESI A2
HESI A2 Version 6
Biology

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Question 1 of 30

Which term means alternate forms of a gene for the same trait?

A. Phenotypes.

B. Genotypes

C. Alleles.

D. Gametes.

Correct Answer:

Rationale:

Question 2 of 30

What part of a light microscope is used to hold the slide in place?

A. Stage clips

B. Rack stop.

C. Base.

D. Arm.

Correct Answer:

Rationale:

Question 3 of 30

Where in the cell does the Krebs cycle take place?

A. mitochondrion.

B. Nucleus.

C. Cytoplasm.

D. Chloroplast.

Correct Answer:

Rationale:

Question 4 of 30

How are viruses categorized?

A. Presence or absence of an outer envelope.

B. Size and shape.

C. All of these are ways in which a virus is categorized.

D. Type of nucleic acid

Correct Answer:

Rationale:

Question 5 of 30

What's the first step in the process of respiration?

A. Fermentation.

B. Glycolysis.

C. Krebs cycle.

D. Electron transport chain.

Correct Answer:

Rationale:

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