Full SAT Biology Practice Test 2: Part A

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Question 20 questions

Time 15 minutes

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1. Question below refers to the following cell membrane diagram.

This molecular structure is composed of lipid chains.

A.
B.
C.
D.
E.

2. Question below refer to the following cell membrane diagram.

This structure is involved in facilitated diffusion.

A.
B.
C.
D.
E.

3. Question below refer to the following cell membrane diagram.

This molecular structure is hydrophilic.

A.
B.
C.
D.
E.

4. This nucleic acid carries genetic information to the site of translation.

A. DNA
B. mRNA
C. rRNA
D. snRNA
E. tRNA

5. This nucleic acid contains an anticodon.

A. DNA
B. mRNA
C. rRNA
D. snRNA
E. tRNA

6. This nucleic acid is associated with histone proteins.

A. DNA
B. mRNA
C. rRNA
D. snRNA
E. tRNA

7. Question below refers to the following leaf diagram.

Photosynthesis primarily occurs in this tissue.

A.
B.
C.
D.
E.

8. Question below refers to the following leaf diagram.

These cells regulate gas exchange in the leaf.

A.
B.
C.
D.
E.

9. Question below refers to the following leaf diagram.

This tissue is composed of xylem

A.
B.
C.
D.
E.

10. This lymphocyte matures in the thymus gland.

A. B cell
B. Fibrinogen
C. Pathogen
D. Phagocyte
E. T cell

11. This produces antibodies specific to an infecting agent.

A. B cell
B. Fibrinogen
C. Pathogen
D. Phagocyte
E. T cell

12. This produces antigens in the body.

A. B cell
B. Fibrinogen
C. Pathogen
D. Phagocyte
E. T cell

13. This cell type is involved in nonspecific immunity.

A. B cell
B. Fibrinogen
C. Pathogen
D. Phagocyte
E. T cell

14. Question below refers to the following diagram.

A single chromosome

A.
B.
C.
D.
E.

15. Question below refers to the following diagram.

A pair of sister chromatids

A.
B.
C.
D.
E.

16. Question below refers to the following diagram.

Crossing over occurs between this pair.

A.
B.
C.
D.
E.

17. This can result in stabilizing selection in a population.

A. Founder effect
B. Heterozygote advantage
C. Population bottleneck
D. Random mating
E. Reproductive isolation

18. This is a characteristic of a population in Hardy-Weinberg equilibrium.

A. Founder effect
B. Heterozygote advantage
C. Population bottleneck
D. Random mating
E. Reproductive isolation

19. This is required for speciation to occur.

A. Founder effect
B. Heterozygote advantage
C. Population bottleneck
D. Random mating
E. Reproductive isolation

20. Which muscle type lines the interior walls of hollow organs?

I. Cardiac

II. Smooth

III. Striated

A. I only
B. II only
C. III only
D. I and II
E. II and III