Suppose you have two guppies. Your male guppy has bright red fins and the female

Question

Suppose you have two guppies. Your male guppy has bright red fins and the female has yellow fins. Time passes, and baby fish appear in the tank. More time passes and the babies grow up, this is when you notice that 12 of the 42 babies have bright red fins and 30 have yellow fins. Which of the following answers best explains this result from a genetic viewpoint?


A. One parent guppy was homozygous dominant and the other homozygous recessive and the fin color gene is incompletely dominant.

B. The male parent guppy is heterozygous for fin color and the allele for red color is dominant over the allele for yellow color.

C. One parent guppy was homozygous dominant and the other homozygous recessive and the fin color alleles are co-dominant.

D. The young guppies are all heterozygous and the fin color gene is incompletely dominant.

E. 75% of the young guppies are homozygous dominant for the yellow fin color and 25% are homozygous recessive for fin color

Explanation / Answer

I think its C.

Related Questions

Navigate

• Browse (All)
• Browse S
• Subjects

---

---

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.