Prometric exam
answers
questions 1500 with
1. The structure responsible for
letting materials move into and out B. proteins.
of a cell is the C. glucose.
D. water.
A. ribosome.
B. chloroplast.
C. cell membrane. 5. In plant cells, the conversion of
D. nucleus. CO2 to glucose occurs in the
A. endoplasmic reticulum.
2. In a cell, the breakdown of B. nucleus.
glucose to CO2 during aerobic C. cell wall.
respiration to produce energy is D. chloroplasts.
completed by the
A. cell wall. 6. Amino acids in the cytoplasm are
B. mitochondria. transported by tRNA to the
C. vacuole. A. mitochondria.
D. cytoplasm. B. Golgi bodies.
C. nucleus.
D. ribosomes.
3. How do bacterial cells differ from
eukaryotic cells?
7. A skeletal muscle cell often
A. They lack nuclei. requires a constant supply of energy.
B. They lack ribosomes. Compared to other cells, a skeletal
C. They lack RNA. muscle cells contains more
D. They lack cytoplasm.
A. mitochondria.
B. chloroplasts.
4. Ribosomes produce C. lysosomes.
D. vacuoles
A. organelles.
,8. Fertilization is the fusing of D. the same number.
male and female
13. In what stage of meiosis are
A. zygotes. haploid cells formed?
B. organisms.
C. gametes. A. telophase II
D. placenta. B. telophase I
C. prophase II
9. If two plants with Tt alleles for D. prophase I
height are crossed, what
14. Which of the following best
A. tt. describes meiosis?
B. Tt. A. It is carried out in all tissues that
C. TT. require cell replacement.
D. All combinations are possible B. It occurs only in cells in the
reproductive structures of the
10. The diagram below shows a organism.
cellular process that occurs in C. It happens in all tissues except
organisms. the brain and spinal cord.
D. It is the first stage of mitosis.
15. An individual’s sex is determined
by chromosomes received from his
or her
A. mother
B father
C. both mother and father
D. siblings
This process is known as
A. meiosis. 16. What is normally used to predict
B. mitosis. the genotype percentages of
C. endocytosis. offspring?
D. phagocytosis.
A. the Punnett Square.
B. genetic mapping.
11. Where does meiosis occur? C. genetic engineering.
D. phenotype observation.
A. in viruses
B only in sex cells
C. only in plant cells 17. The visible appearance of a trait
D. in bacterial cells in an organism, regardless of genetic
makeup, is called a(n)
12. If a fertilized egg has 60
chromosomes, a gamete cell from the A. phenotype
same animal would have B. mutation
C. evolution.
A. twice as many. D. genotype.
B. half as many.
C. one quarter as many.
, 18. In certain species of fish, only
the females have red fins. Based on
this information, the gene for red fins
is most likely
A. dominant.
B. recessive.
C. random.
D. sex-lnked.
19. Which of the following is a Which person is a carrier of the
diagram that shows the occurance of disease?
traits in a family? A. 2. B. 5.
A. food chain. C. 6. D. 9.
B. genetic map. 22. The process by which the
C. pedigree. genetic code of DNA is copied to
D. a genome. form a new copy of DNA is
A. replication.
20. Here are the locations and names B. transcription .
of some genes on chromosome 2 of C. translation.
the fruit fly D. transformation.
13.0 dumpy wing
51.0 reduced bristles 23. Which of the following is NOT
75.5 curved wing an organic molecule found in a living
104.5 brown eye organism?
Which two genes would most likely A. protein.
be separated during crossing over? B. chromosome.
C. carbohydrate.
A. dumpy wing and curved D. lipid.
wing.
B. reduced bristles and curved 24. A gene is a section of DNA that
wing. codes for a specific
C. dumpy wing and brown eye.
A. phosphate.
D. brown eye and reduced
B. glycol.
bristles.
C. sulfate.
D. protein.
21. The dark squares on the diagram
indicated a person with hemophilia, a
25. In DNA molecules, the nitrogen
sex-linked disorder
bases separate the
A. amino acid pairs.
B. RNA molecules.
C. protein bases.
D. sugar-phosphate strands.
26. Proteins are polymers formed
from