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exchange of genetic material between nonsister chromatids from homologous chromosomes during prophase I of meiosis; results in new allele combinations
male and female sex cells; sperm and eggs
type of cell division where one body cell produces four gametes, each containing half the number of chromosomes as a parent's body cell
pattern of reproduction that involves the production and subsequent fusion of haploid sex cells
from male reproductive organs to female reproductive organs of plants, usually within the same species
cell with one of each kind of chromosome; is said to contain a haploid, or n, number of chromosomes
when there are two different alleles for a trait
when there are two identical alleles for a trait
haploid female sex cell produced by meiosis
outward appearance of an organism, regardless of its genes
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phenotype
outward appearance of an organism, regardless of its genes
crossing over
exchange of genetic material between nonsister chromatids from homologous chromosomes during prophase I of meiosis; results in new allele combinations
haploid
cell with one of each kind of chromosome; is said to contain a haploid, or n, number of chromosomes
egg
haploid female sex cell produced by meiosis
meiosis
type of cell division where one body cell produces four gametes, each containing half the number of chromosomes as a parent's body cell
homozygous
when there are two identical alleles for a trait
sexual reproduction
pattern of reproduction that involves the production and subsequent fusion of haploid sex cells
heterozygous
when there are two different alleles for a trait
