標題:
我想問一D recessive和dominant的問題。
發問:
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If a homozygous, recessive, white flowered plant is bred with a heterozygous (white, recessive and red, dominant) plant, what is the possible phenotype of four offspring?
最佳解答:
let "R" be dominant allele, "r" be recessive allele. parents: rr x Rr possible gametes: r, r ------------- R, r offsprings: rR, rR, rr, rr two are homozygous recessive ---- white, two are heterozygous ---- red.
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