the human life cycle Flashcards
sperm cell
spermatozoon
egg cell
ovum
cells contain only one (1) set of chromosomes
haploid
contains two (2) sets of chromosomes
diploid
regular body cells that repair & reproduce tissues
somatic cells
cells responsible for sexual reproduction of new organisms
germ cells
two (2) major groups of cells
somatic & germ cells
process of combining the sperm & ovum
fertilization
contains two (2) sets of chromosomes, one set from the mother, and the other from the father
zygote
undergoes a series of cell division called mitosis
zygote
what the zygote turns into after a series of mitosis
embryo
formation of sex cells occuring in males
spermatogenesis
formation of sex cells occuring in females
oogenesis
pairs of chromosomes that have the same genes in the same order, but with mall differences in dna sequences
homologous chromosomes
name of the first 22 pairs of chromosomes in humans
autosomes
name of last pair of chromosomes in humans
sex chromosomes
arrangement of 22 pairs of autosomes & sex chromosomes from biggest to smallest pairs
karyogram
process of preparing a karyogram
karyotyping