Download Genetics Mutations eInstruction Review

Genetics Mutations eInstruction Review
____
1. Which type of biomolecule is your main source of energy?
a. Proteins
b. Nucleic Acids
____
2. Waxes, fats, and oils are all lipids.
a. True
____
b. False
8. True or False: The four daughter cells created through meiosis are genetically identical to each
other.
a. True
____
b. No
7. The four daughter cells created through meiosis are genetically identical to the parent cell.
a. True
____
b. No
6. Do brain cells and white blood cells express the same genes?
a. Yes
____
c. nucleic acids
d. monosaccharides
5. Do your brain cells have the same DNA as your white blood cells?
a. Yes
____
c. nucleic acids
d. monosaccharides
4. Enzymes are proteins. What are the building blocks of proteins?
a. fatty acids
b. amino acids
____
b. False
3. What are the building blocks of starches?
a. fatty acids
b. amino acids
____
c. Lipids
d. Carbohydrates
9. Which of these is a gamete?
a. muscle cell
b. brain cell
c. skin cell
b. False
d. blood cell
e. all of the listed cells
f. none of the listed cells
____ 10. If the DNA in some of your skin cells mutates, will the mutation be passed on to your children?
a. Yes
b. No
____ 11. What type of mutation would cause a human child to have 47 chromosomes instead of 46?
a. Gene Mutation
b. Chromosomal Mutation
____ 12. The chemical factors that determine traits are called
a. alleles.
c. genes.
b. traits.
d. characters.
____ 13. The different forms of a gene are called ____________________.
a. alleles
b. traits
c. characters
d. chromosome
____ 14. Organisms that have two identical alleles for a particular trait are said to be
a. hybrid.
c. heterozygous.
b. homozygous.
d. dominant.
____ 15. The genetic makeup of an organism is its ________________
(Examples: Bb. TT, Ss, rr)
a. genotype
b. phenotype
____ 16. The physical characteristics of an organism
(Examples: brown eyes, tall plant, short fur, yellow flowers)
a. genotype
b. phenotype
____ 17. For a recessive phenotype to be expressed, what kind of genotype must that organism have for that
trait.
a. heterozygous
c. homozygous dominant
b. homozygous recessive
____ 18. Two heterozygous brown furred rabbits are crossed. If the brown fur allele is dominant to white fur
allele, what are the expected phenotypic results?
a. 75% white, 25% brown
b. 25% BB, 50% Bb, 25% bb
c. 75% brown, 25% white
d. 100 % brown
____ 19. In cats, the long tail allele (L) is dominant to the short tail allele (l). Bruce, a long-tailed cat, got
together with Selena, a short-tailed cat, and they had two kittens. One kitten had a long tail, and
the other kitten had a short tail. What are Bruce and Selena’s genotypes?
a. Bruce = LL
b. Bruce = Ll
Selena = ll
Selena = ll
c. Bruce = Ll
d. Bruce = Ll
Selena = Ll
Selena = LL
T
t
T
TT
Tt
T
TT
Tt
T = Tall
t = short
____ 20. In the Punnett square shown above, which of the following is true about the offspring resulting from
the cross?
a. About half are expected to be short.
c. About half are expected to be tall.
b. All are expected to be short.
d. All are expected to be tall.
Genetics Mutations Review
Answer Section
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D
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