One sperm cell must find the egg cell (oocyte) and penetrate the cell membrane. Only the head gets in. It (consisting almost entirely of DNA) is drawn to the nucleus of the egg cell where the chromosomes match and mix.
basta un ana un
Fertilization occurs in the oviduct of the female reproductive tract
genetic variation occurs when chromosomes are shuffled in_and fertilization
This usually occurs in the Fallopian tubes.
occurs for wind
day 6
Fertilization occurs in the oviduct of the female reproductive tract
external fertilization
Fertilization occurs in the ovule
When sperm fuses with egg it is called fertilization .
When sperm fuses with egg it is called fertilization .
genetic variation occurs when chromosomes are shuffled in_and fertilization
This usually occurs in the Fallopian tubes.
occurs for wind
The Fallopian Tubes
a zygote
ovaries
occurs for wind