Male and female reproductive systems allow human reproduction. Fertilisation occurs when a sperm and egg join to form an embryo. An embryo develops into an unborn baby in the uterus during pregnancy.

Activity 1 – Tap and find Activity 2 – Flowering plant quiz Activity 3 – Steps of flowering reproduction Activity 4 – Label the sexual organs Unlike animals, plants don’t need a male and a female to ...

If you’ve ever had a spiny leaf insect as a pet, or you’re considering getting one, hopefully someone has warned you about this: if you put one in your enclosure, you might come back some time later ...

In a recent and historic breakthrough, scientists managed to reproduce rats without the need for male sperm, an important milestone that opens the question about the future of genetics and the ...

It seems paradoxical: embryos formed in microgravity initially show increased vigor, but then encounter growth problems. This discovery raises questions about the possibility of reproduction during ...

It may seem odd to think of aphids producing their offspring while already pregnant, but in actuality, it is not an unusual ...