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GENETICS Review 2
Test Description: Genetics terminology mendalian
Instructions: Answer all questions to get your test result.
1) The equal expression of two alleles in a heterozygote's phenotype
A
genotype
B
co-dominance
C
phenotype
D
incomplete dominance
2) A version or variation of a trait or gene
A
purebred
B
homozygous
C
hybrid
D
allele
3) A genotype that has two of the same allele for a gene
A
homozygous
B
heterozygous
C
monohybrid
D
hybrid
4) Organisms that produce offspring genetically identical to themselves for a trait
A
purebred
B
hybrid
C
alleles
D
monohybrid
5) The specific alleles for a trait in an organism
A
law of segregation
B
probability
C
phenotype
D
genotype
6) A sex-linked trait will be seen more often in...
A
females
B
transgender people
C
males
D
Insufficient data to answer
7) Mendel's Law of Dominance states that a ...
A
a dominant allele is always expressed
B
recessive trait can hide a dominant trait
C
a recessive allele is never expressed
D
none of these are true
8) The combination of alleles for a particular trait that are present in the organism
A
hybrid
B
genotype
C
polygenetics
D
phenotype
9) If both parents are heterozygous for two traits, the phenotypic ratio should be
A
9:3:3:1
B
1:3
C
4:8:4
D
1:2:1
10) An organism that is heterozygous for a trait has a ____ % chance of passing on the recessive allele
A
50%
B
0%
C
100%
D
25%
*select an answer for all questions
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