Genotypes pt2- Biology

What term describes the genotype when the two alleles present in a gene are different?

Heterozygous.

What term describes the combination of alleles present in a gene?

Genotype.

What term describes an allele that is always expressed, even if only one copy is present?

Dominant.

Define genome?

The entire genetic material of an organism.

What term describes the genotype when the two alleles present in a gene are the same?

Homozygous.

What are the male sex chromosomes in humans?

XY

What term describes different forms of the same gene?

Allele.

What are the female sex chromosomes in humans?

XX

What term describes an allele that is only expressed if two copies are present?

Recessive.

What term describes the observable characteristics that are a result of the genotype?

Phenotype.