Câu hỏi
3 Cross a Homozygous tall, green flowered plant with a Homozygous short white flowered plant. Alleles T=tall plants t=short plants G=green flowers g=white flowers What percentage of male offspring be short and green? Dihybrid Cross
Giải pháp
4.2
(156 Votes)
Louann Monroe
Advanced · Tutor for 1 years
Answer
Explanation
1. Write Parental Genotypes Homozygous tall, green:
; Homozygous short, white:
2. Determine Gametes
produces
gametes;
produces
gametes.3. Write F1 Genotype All F1 offspring:
4. Set Up F1 Cross for Dihybrid (F1 × F1) Cross:
5. Find Probability of Short and Green (
) Probability of
(from
);
(green) =
or
=
(from
).6. Multiply Probabilities Total probability =