Concept explainers
a.
To predict: The genotype and
Introduction: Genes exist in two alternate versions called as alleles. During gamete formation, two alleles of a gene segregate into different gametes. This is based on Mendel’s law of segregation. During gamete formation, each pair of alleles of one gene segregates into gametes independently of the pair of alleles of other gene. This is based on law of independent assortment of genes.
b.
To predict: The genotype and phenotype ratios of the genetic cross BB× bb.
Introduction: Genes exist in two alternate versions called as alleles. During gamete formation, two alleles of a gene segregate into different gametes. This is based on Mendel’s law of segregation. During gamete formation, each pair of alleles of one gene segregates into gametes independently of the pair of alleles of other gene. This is based on law of independent assortment of genes.
c.
To predict: The genotype and phenotype ratios of the genetic cross AABb× aabb.
Introduction: Genes exist in two alternate versions called as alleles. During gamete formation, two alleles of a gene segregate into different gametes. This is based on Mendel’s law of segregation. During gamete formation, each pair of alleles of one gene segregates into gametes independently of the pair of alleles of other gene. This is based on law of independent assortment of genes.
d.
To predict: The genotype and phenotype ratios of the genetic cross BbCc× BbCC.
Introduction: Genes exist in two alternate versions called as alleles. During gamete formation, two alleles of a gene segregate into different gametes. This is based on Mendel’s law of segregation. During gamete formation, each pair of alleles of one gene segregates into gametes independently of the pair of alleles of other gene. This is based on law of independent assortment of genes.
e.
To list: The possible gametes formed in individuals with the genotype aaBBCc.
Introduction: During gamete formation, each pair of alleles of one gene segregates into gametes independently of the pair of alleles of other gene. This is based on law of independent assortment of genes. These two genes separate and enter two different gametes independent of the other.
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