Haploid
A cell containing one pair of chromosomes; n
Diploid
A cell containing two full pairs of chromosomes; 2n
Gametes
A sex cell of an animal or plant
Homologous chromosomes
Pairs of chromosomes that carry similar genes, the ones that line up during crossover
Trisomy
A condition where someone has an extra chromosome, down syndrome
Karyotpe
A representation of an organism’s complete set of chromosomes, arranged in pairs based on size and shape
Zygote
When a sperm and egg unite! during fertilization starting a new organism
Fertilization
When a sperm and egg unite!
Autosomes
Chromosomes that are not sex cells