Questions for Spring Biology Review

1. A human liver cell and a human skin cell in the

same person have the same genetic sequences.

However, these cells are different because the

liver cell

A. has more dominant traits than the skin cell

B. can reproduce but the skin cell cannot

C. carries out respiration but the skin cell does not

D. uses different genes than the skin cell

2. Which diagram represents the relative sizes of the

structures listed below?

A / Gene
B / Cell
C / Chromosomes
D / Nucleus

A B

C D

3. The weakest bonds in a double-stranded molecule

of deoxyribonucleic acid exist between the

A. deoxyribose sugars C. nitrogenous bases

B. phosphate groups D. 5-carbon sugars

4. What is an example of a molecule produced by

this type of process?

A glucose C a fatty acid

B glycogen D a protein

5. The molecule coded directly from DNA is represented

by number

A 1 C 3

B 2 D 4

6. The bond labeled 5, formed between two amino

acids, is known as

A a peptide bond C an ionic bond

B a hydrogen bond D a carboxyl bond

7. The process in which moleculle 1 is produced is

A. transcription C replication

B. translation D photophosphylation

8. Sequence the following in the correct order for

DNA replication

A. Attach new DNA bases using Polymerase

B. Unwind using Helicase

C. Two new DNA molecules form

A. A – B – CC. C - B - A

B. B - A - C D. B - C - A

9. A mutation may occur in a gene as a result of the

A synthesis of a spindle apparatus

B loss of a nucleotide

C loss of a nucleolus

D replication of centromeres

10. If an adenine nucleotide is deleted from a

nucleotide sequence in a DNA molecule, the

result is a

A clone C polypeptide

B mutation D hybrid

11. Which function of human blood includes the

other three?

A transporting nutrients

B transporting oxygen

C maintaining homeostasis

D collecting wastes

12. A chewing insect damages the vascular tissue of

a plant stem. This damage will most directly

affect the

A excretion of carbon dioxide by root cells

B conduction of water and minerals between

the roots and leaves

C synthesis of auxins in the roots

D diffusion of oxygen between root epidermal cells

13. In the chart below, which lettered section contains

incorrect information?

A. A C. C

B. B D. D

14. Three types of skin receptors are represented in the

diagram below.

Structure X is most likely

A a sensory nerve C a ganglion

B an effector D a tympanum

15. Earthworms move through soil by means of the

interaction of muscles and

A bones of an endoskeleton

B bristlelike setae

C appendages of an exoskeleton

D hairlike cilia

16. Which system is responsible for transporting

hormones from endocrine glands to various body

tissues?

A circulatory C excretory

B digestive D nervous

17. Which two structures are directly involved in

locomotion in humans?

A visceral muscle and fibrous tendons

B smooth muscle and ligaments

C skeletal muscle and bones

D cardiac muscle and immovable joints

18. Compared to the number of chromosomes contained

in a body cell of a parent, how many chromosomes

would normally be contained in a

gamete?

A the same number C one-fourth as many

B twice as many D half as many

19. Which reproductive method is involved in the

production of new organisms by all of the species shownbelow?

A budding C artificial selection

B inbreeding D vegetative propagation

20. In a certain species of mouse, gray fur (G) is

dominant over cream-colored fur (g). If ahomozygous gray mouse is crossed with a creamcoloredmouse, the genotype of the F1 generationwill most likely be

A 100% Gg

B 50% GG and 50% gg

C 25% GG, 50% Gg, and 25% gg

D 75% Gg and 25% gg

21. In a portion of a gene, the nitrogenous base

sequence is T–C–G–A–A–T. Which nitrogenous

base sequence would normally be found bonded

to this section of the gene?

A. A–C–G–T–A–A

B. A–C–G–U–U–A

C. A–G–C–T–T–A

D. U–G–C–A–A–U

22. Some of the concepts included in Darwin’s theory

of natural selection are represented in the diagrambelow.

Which concept would be correctly placed in box X?

A use and disuse C changes in nucleic acids

B variation D transmission of acquired traits

23. When penicillin was first introduced, it was very

effective in destroying most of the bacteria that

cause gonorrhea. Today, certain varieties of this

bacterium are resistant to penicillin. Which

statement best explains the appearance of these

resistant varieties?

APenicillin stimulated the bacteria to becomeresistant, and this resistance was passed to theoffspring.

B Penicillin killed the susceptible bacteria,while naturally resistant varieties survived andreproduced.

C Penicillin used today is not as strong as thepenicillin used when it was first introduced.

D Penicillin stimulated the production of antigens

in the resistant bacteria.

24. The DNA of a cell contains the genetic information of the cell and governs how the cell functions. What would you expect to observe if you compared the DNA from a cell of a frog with the DNA from a cell of a mouse?

a.The DNA from the frog would include different nucleotides.

b.The DNA from the frog would have the nucleotides in a different order.

c.The DNA from the frog would be in the cytoplasm of the cell.

d.The DNA from the frog would not contain adenine.

25. Which heart chamber pumps blood toward the

alveoli by way of the pulmonary arteries?

A. 1 C. 3

B. 2 D. 4

26. Which hormone stimulates the release of sugar

from the liver into the blood?

A. parathormone C. glucagon

B. insulin D. FSH

27. If only the ABO group is considered, an individual

with type A blood can safely receive a pint of

blood from a donor whose genotype is

A. IAIBC. ii

B. IbiD. IBIB

28. The chart below shows the classification of three organisms.

Certain categories are not shown.

Which two organisms are most closely related?

A. A and B

B. B and C

C. C and A

D. Not enough information is given to answer the question.

29. Gases move into intercellular spaces in leaves

through openings known as

A. stomates C phloem tubes

B. lenticels D. xylem tubes

30. A blockage of the spiracles in a grasshopper

would first affect the ability of the grasshopper

to

A. reproduce sexually C. exchange gases

B. synthesize proteins D. excrete ammonia

31. In earthworms, an inability to excrete some

nitrogenous wastes would indicate a malfunction

of the

A. setae C. Malpighian tubules

B. nephridia D. contractile vacuoles

32. Which structures in a human transmit

electrochemical messages?

A. veins C. neurons

B. lymphocytes D. nephrons

33. The diagram below represents a portion of a

nucleic acid molecule.

The part indicated by arrow X could be

A. adenine C. deoxyribose

B. ribose D. phosphate

34. The above diagram is an example of

A. polyploidyC. taxonomy

B. karyotypeD. phylogenetic tree

35. The person in the diagram is

A. A normal female

B. A female with Down Syndrome

C. A normal male

D. A male with Down Syndrome

36. The term “evolution” is best described as

A. a process of change in a population through

time

B. a process by which organisms become extinct

C. the reproductive isolation of members of certain

species

D. the replacement of one community by

another

37. Fossil records indicate that between 80 million

and 60 million years ago the structure of the

horned dinosaur frequently underwent rapid

changes separated by long periods of stability.

This pattern of change best illustrates the concept

of

A. use and disuse

B. punctuated equilibrium

C. gradualism

D. enzyme specificity

38. Limited resources contribute to evolutionary

change in animals by increasing

A. genetic variation within the population

B. competition between members of the

species

C. the carrying capacity for the species

D. the rate of photosynthesis in the population

39. Differences between the members of a population

will most likely be passed to future generations

if they are

A. due to genetic changes and result in unfavorable

variations

B. due to genetic changes and result in favorable

variations

C. not due to genetic changes and result in unfavorable

variations

D. not due to genetic changes and result in favorable

Variations

40. Which sequence shows a decreasing level of

complexity?

A. organsorganism cells tissues

B. organism cells organs tissues

C. cells tissues organs organism

D. organism organs tissues cells

41. To determine evolutionary relationships

between organisms, a comparison would most

likely be made between all of the characteristics

below except

A. methods of reproduction

B. number of their ATP molecules

C. sequences in their DNA molecules

D. structure of protein molecules present

42. Amphibia use the following for gas exchange

A. Tadpoles – lungs, Frogs – gills

B. Tadpoles – gills, Frogs – lungs

C. Tadpoles – gills, Frogs – lungs and skin

D. Tadpoles – lung, Frogs – gills and skin

43. Normally, when the concentration of glucose in

the blood falls below a certain level, stored glucose

reenters the blood until the original concentration

is reached again. This regulation of

the concentration of blood glucose is part of the

process known as

A synthesis C pinocytosis

B respiration D homeostasis

44. In most plants, specialized epidermal cells which

absorb water and minerals are found in the

A roots C lenticels

B stems D flowers

45. In a human, what is the ratio of the normal chromosome number in a nucleus produced by mitosis

to the normal chromosome number in a nucleus produced by meiosis?

A. 1:1 C. 3:1

B. 2:1 D. 4:1

46. In flowering plants, the ripened ovary develops

into a

A. seed C. fruit

B. cotyledon D. zygote

47. In the early stages of development, the embryos

of dogs, pigs, and humans resemble one another.

This observation suggests that these animals may have

A. a similar number of chromosomes

B. similar habitat requirements

C. the same blood components

D. a common ancestry

48. In grasshoppers and humans, locomotion is accomplished by means of

A. the interaction of muscles and jointed appendages

B. jointed chitinous appendages

C. a cartilaginous endoskeleton

D. the interaction of muscles and an endoskeleton