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Genetics Review
Test Description: Genetics Review Games
Instructions: Answer all questions to get your test result.
1) _________ is considered the father of modern Genetics
A
Albert Einstein
B
Gregor Mendel
C
Alfred Wegner
D
Gregory Munchowser
2) Which of the following is NOT TRUE of DNA
A
It is found in the nucleus of all eukaryotic cells
B
It contains the genetic code that gets passed from parents to offspring
C
It stands for DeoxyRiboNucleic Acid
D
Humans have 72 strands of it in every cell
3) The genotype GG means the organisms _______ for that trait
A
Homozygous
B
A hybrid
C
Recessive
D
Heterozygous
4) Which of the following is true of the genotype Gg?
A
It would show the dominant phenotype
B
It would show the recessive phenotype
C
It is homozygous
D
It is considered a purebred
5) Tall plants are dominant to short. That means:
A
tt would be homozygous for the tall trait.
B
T equals tall, and s equals short
C
Both TT and Tt genotypes would be tall
D
t equals tall and s equals short
6) Incomplete Dominance occurs when :
A
One trait clearly masks the presence of another
B
Both alleles are present in the offspring
C
the alleles blend together to make an entirely new phenotype
D
Both alleles try to maintain dominance
7) If Maggie is a purebred for blue skin, which is a recessive trait to Yellow, what is her genotype?
A
Yb
B
bb
C
yy
D
Bb
8) if you cross 2 heterozygous parents, how many of the offspring will exhibit the recessive allele?
A
100%
B
25%
C
0%
D
50%
9) Cross between one heterozygous parent and a Purebred Dominant will yield how many offspring with the recessive trait
A
25%
B
0%
C
50%
D
100%
10) Which of the following is not true of mitosis?
A
It results in 4 genetically different cells called gametes
B
IT is used for asexual reproduction
C
It results in 2 identical daughter cells
D
Body cells use it for growth and repair
11) A strand of DNA coiled tightly around a protein is called
A
A chromosome
B
A base pair
C
A gene
D
CRISPR
12) Genetic Variation in offspring is a result of ______
A
Genetic Engineering
B
Selective Breeding
C
Sexual Reproduction
D
Mitosis
13) Dog breeds, large corn kernels and beefy cattle are all a result of ______
A
Selective Breeding
B
Natural Selection
C
Asexual Reproduction
D
Genetic Engineering
*select an answer for all questions
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