In which way can deletions cause abnormal phenotypes?
A) If the centromere is deleted,then the whole chromosome could be lost during meiosis.
B) In a heterozygous deletion,the gene dosage can be affected.
C) A recessive mutation could be expressed if the wild-type allele is deleted.
D) all of the above
Correct Answer:
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Q1: If a diploid species 2nhas 52 chromosomes,how
Q2: One species has 2n = 32 chromosomes
Q4: A diploid species has 2n = 52
Q5: Aneuploids of which chromosomes are less likely
Q6: Which is NOT a type of chromosomal
Q7: Which is NOT a way that translocations
Q8: The expression of some genes is dependent
Q9: Can chromosome duplications cause problems for an
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