摘要:20.基因型为AABb的玉米.去雄后授以基因型为aabb的花粉.其胚乳核可能的基因型为( ) (A)AaBb.Aabb (B)AABb.AABb.Abbb (C)AAaBBb.Aaabbb (D)AAaBBb.AAaBbb.AAabbb
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基因型为AABb的玉米,去雄后授以基因型为aabb的花粉,其胚乳核可能的基因型为
A.AaBb,Aabb
B.AABB,AABb,Abbb
C.AAaBBb,AAabbb
D.AAaBBb,AAaBbb,Aaabbb
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基因型为AABb的玉米,去雄后授以基因型为aabb的花粉,其胚乳核可能的基因型为
A.AaBb,Aabb
B.AABB,AABb,Abbb
C.AAaBBb,AAabbb
D.AAaBBb,AAaBbb,Aaabbb
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基因型为AABb的玉米(不连锁)作母本,去雄后,授以基因型为aabb玉米的花粉,其胚乳核的基因型为
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A.AaBb或Aabb
B.AAaBBb或AAabbb
C.AaaBbb或Aaabbb
D.AAaBBb或AAaBbb
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