A two-point testcross is a cross between
A) a double heterozygote for two linked genes and a double recessive genotype.
B) a heterozygote for one of two linked genes and a double recessive genotype.
C) a double heterozygote for two linked genes and a homozygous dominant genotype.
D) a heterozygote for one gene and a homozygote for another.
E) individuals with two different genetic markers.
Correct Answer:
Verified
Q5: If genes are linked and an F1
Q6: During a dihybrid cross involving two linked
Q7: If an AABB strain is mated with
Q8: If two genes are not linked,then the
Q9: The closer together two genes are on
Q11: T.H.Morgan and his colleagues found that among
Q12: A testcross of trihybrid Drosophila produced
Q13: A chi-square analysis of linkage between genes
Q14: When does crossing-over occur?
A)Prophase I of meiosis
B)Prophase
Q15: In the offspring resulting from an F1
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