JAMB - Biology (2017 - No. 1)
The matured sex cell which takes part in sexual reproduction is referred to as
gamete
fetus
embryo
zygote
説明
Gametes are reproductive cells (sex cells) that unite during sexual reproduction to form a new cell called a zygote. Male gametes are sperm and female gametes are ova (eggs).
Embryo is the stage of animal development in the uterus before the animal is considered a fetus. In humans this is equivalent to the first three months.
Embryo is the stage of animal development in the uterus before the animal is considered a fetus. In humans this is equivalent to the first three months.