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WorksheetsWeek 3.5 Review Mendelian Genetics
Total questions: 16
Worksheet time: 17mins
Name
Class
Date
1.
What do we call the table used to calculate the probability of an offspring's genotype?
a)
Punnett square
b)
Venn diagram
c)
Golden ratio
d)
Fibonacci sequence
2.
If green is dominant over purple, then what is the genotype for this individual?
a)
Purple
b)
Green
c)
GG
d)
gg
3.
Which is the correct phenotype for this organism?
a)
BB
b)
blue
c)
green
d)
bb
4.
What is the genotype for this organism?
(E= 3 eyes, e= 1 eye)
(E= 3 eyes, e= 1 eye)
a)
EE
b)
Ee
c)
ee
d)
EE or Ee
5.
Which of the following terms refers to the different possibilities of a gene?
a)
chromosome
b)
DNA
c)
Punnett Squares
d)
allele
6.
A phenotype is the...
a)
letter combination
b)
dominant gene
c)
recessive gene
d)
physical appearance
7.
Dominant alleles are-
a)
capital
b)
lowercase
c)
both
d)
neither
8.
Recessive alleles are-
a)
capital
b)
lowercase
c)
both
d)
neither
9.
Tt is-
a)
homozygous dominant
b)
homozygous recessive
c)
heterozygous
d)
none of these
10.
If a pea plant were homozygous recessive for height, how would its alleles be represented?
a)
TT
b)
Tt
c)
tt
d)
tT
11.
Having two of the same alleles for a trait (sometimes called purebred).
a)
homozygous
b)
hetrozygous
c)
protein
d)
chromosome
12.
What allele combination should go in the missing box?
a)
AA
b)
Aa
c)
aa
d)
none of these
13.
What are the phenotype percentages of the offspring?
(A-Brown fur color; a-white fur color)
a)
50 % Brown fur and 50% White fur
b)
25 % Brown fur and 75% White fur
c)
75 % Brown fur and 25% White fur
d)
0% Brown fur and 100% White fur
14.
Genetics is
a)
a cross involving one set of traits
b)
passing of traits from parent to offspring
c)
branch of biology that studies heredity
d)
multiple allelles
15.
In rabbits, grey hair (G) is dominant to white hair (g). Also, black eyes (B) are dominant to red eyes (b).
Determine the genotype of a rabbit with the phenotype: hybrid for grey fur with purebred for red eyes
a)
Ggbb
b)
GGbb
c)
GGBB
d)
GgBb
16.
A heterozygous long-tusked elephant is crossed with a homozygous recessive short-tusked elephant. What is the probability of the offspring having short tusks?
a)
0%
b)
25%
c)
50%
d)
75%
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