Biology Activity: Genetic Interaction

Biology activity, aimed at second-year high school students, with questions developed about genetic interaction.

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SCHOOL: DATE:

PROF: CLASS:

NAME:

genetic interaction

1) A walnut-combed hen, crossed with a single-combed rooster, produced two single-combed offspring. Probable parental genotypes:
a) RrEe X rree
b) RREe x rree
c) RrEE x rree
d) RREE x rree
e) Rree x rrEe

2) A gene is called epistatic when:
a) It exerts complete dominance over its recessive allele
b) Although dominant, it does not prevent the manifestation of another gene that is not its allele
c) Masks or prevents the manifestation of another gene that is not its allele

d) It is responsible for more than two phenotypic characters
e) Its manifestation is altered by the environment

3) The inhibitory effect of one gene on another, not allele, is called:
a) Polymer
b) Quantitative inheritance
c) Epistasis
d) Polyallelia
e) Interference

4) How is the inheritance of skin color in man?
A.

5) How do polygenes work?
A.

Per Camila Farias.

At answers are in the header link.

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