Human cells possess –

Question

pairs of chromosomes. On average, a human chromosome contains –
different genes. If a human has two variants of a gene at the same locus, the person is –
for that gene. If the two alleles are identical at the same locus, the person is –
for that gene.

Answer 1

Human cells possess 23 pairs of chromosomes. On average, a human chromosome contains around 1,000 different genes. If a human has two variants of a gene at the same locus, the person is heterozygous for that gene. If the two alleles are identical at the same locus, the person is homozygous for that gene.