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WorksheetsBasic Genetics Remediation
Total questions: 12
Worksheet time: 11mins
Name
Class
Date
1.
Genotype refers to the ...
a)
physical expression of the genes
b)
the possible combination of alleles in a gene
c)
whether an allele is dominant or recessive
d)
how an organism will appear
2.
Which of the following is a phenotype?
a)
BB
b)
Bb
c)
bb
d)
Blue eyes
3.
the passing of genetic traits from parent to offspring.
a)
heredity
b)
trait
c)
gene
d)
allele
4.
having two of the same genes for the trait (sometimes called purebred).
a)
homozygous
b)
hetrozygous
c)
protein
d)
chromosome
5.
having two different genes for a trait (sometimes called hybrid).
a)
protein
b)
homozygous
c)
heterozygous
d)
genotype
6.
Two brown eyed parents (Bb) have a baby. What is the chance the baby is blue eyed?
a)
0 %
b)
25%
c)
50%
d)
75%
7.
G = green, g = yellow
The genotype for a yellow plant is...
The genotype for a yellow plant is...
a)
GG
b)
Gg
c)
gg
d)
all of the choices result in yellow
8.
T - tall and t = short
In the punnett square below, what belongs in the missing square
In the punnett square below, what belongs in the missing square
a)
tt
b)
Tt
c)
Bb
d)
TT
9.
B = brown fur b = white fur
In the punnett square, what is the probability for white fur?
In the punnett square, what is the probability for white fur?
a)
0%
b)
25%
c)
50%
d)
75%
10.
A person heterozygous for wet earwax (Ww) mates with a person homozygous recessive for dry earwax (ww). What is the chance their baby is heterozygous?
a)
0%
b)
25%
c)
50%
d)
100%
11.
If Curly (C) hair is INCOMPLETELY dominant to straight hair (c), What genotype would give someone wavy hair?
a)
CC
b)
cc
c)
Cc
d)
CC or Cc
12.
If Curly (C) hair is INCOMPLETELY dominant to straight hair (c), What percent of the offspring would have Curly hair if you crossed two parents that have wavy hair?
a)
0%
b)
25%
c)
75%
d)
100%
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