KEY TERMS

gamete cell

somatic cell

gene

diploid

allele

phenotype

haploid

genotype

homozygous

heterozygous

law of segregation

law of independent assortment

chromosome

G1 phase

S phase

centromere

G2 phase

M phase

mitosis

cytokinesis

meiosis

tetrad

crossing over

deoxyribonucleic acid (DNA)

ribonucleic acid (RNA)

ribosome

RNA polymerase

transcription

translation