Genetics Review Game Question Preview (ID: 47227)


Semester 2 Review. TEACHERS: click here for quick copy question ID numbers.

Tallness (T) is dominant to shortness (t) in pea plants. Which of the following represents a genotype of a pea plant that is heterozygous for tallness?
a) TT
b) Tt
c) tt
d) tT

An individual heterozygous for a trait and an individual homozygous recessive for the trait are crossed and produce many offspring that are
a) all the same genotype.
b) of two different phenotypes.
c) of three different phenotypes.
d) all the same phenotype.

Individuals must exhibit a trait in order for it to appear in their offspring.
a) True
b) False
c)
d)

What are the 2 different gametes?
a) X and Y
b) XX XY
c) egg and sperm
d) baseball and softball

The sperm can carry which of the following during fertilization?
a) X
b) Y
c) X and Y
d) X or y

Lethal dominant alleles are less common than lethal recessive alleles because
a) ethal recessive alleles usually have a large effect on carriers.
b) most people with dominant disorders die before producing offspring.
c) lethal dominant alleles cannot be caused by a natural mutation.
d) none of the above

Offsprings get______ chromosomes from their father and ______ chromosomes from their mother.
a) 1, 1
b) 46,46
c) 23,23
d) 13,13

Organisms that are heterozygous have...
a) 2 of the same alleles
b) different alleles
c) a slight awkwardness to them
d) genetic mutations

A recessive trait is shown by a
a) capital letter
b) lowercase letter
c) big and little letter
d) a number

If you crossed a male with a female, what would be the chances of the offspring being a female?
a) 0%
b) 25%
c) 50%
d) 100%

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