Specialised cells

What are cells adapted to their function called

Specialised cells

What is the function of an egg cell

To carry female DNA and nourish the developing embryo

Why does the egg cell cytoplasm contain nutrients

To feed the developing embryo

What does a haploid nucleus contain

Half the number of chromosomes of a normal body cell

Why does the egg cell membrane change structure after fertilisation

To stop any more sperm from getting in

What is the function of a sperm cell

To transport the male's DNA to the female's egg

Why does a sperm cell have a long tail

So it can swim to the egg

Why does the middle section of a sperm cell have lots of mitochondria

To provide energy needed to swim

What is the purpose of the acrosome at the front of a sperm head

It stores enzymes needed to digest through the egg cell membrane

What is the function of ciliated epithelial cells

To move substances in one direction along the surface of tissue

What are cilia

Hair-like structures on the top surface of the cell

What do ciliated epithelial cells in the airways move

Mucus and trapped particles up to the throat to be swallowed