Puberty

Front

What system of the body causes chemical changes that signal growth? Options: respiratory, digestive, endocrine, excretory

Back

endocrine

Front

Name the gland that controls growth during puberty.

Back

pituitary

Front

These chemicals tell the body to change and grow during puberty.

Back

hormones

Front

What systems are responsible for getting oxygen to the cells of the body? Options: excretory and endocrine, respiratory and circulatory, reproductive and digestive, digestive and excretory

Back

respiratory and circulatory

Front

These systems make you able to move.

Back

skeletal and muscular

Front

The reproductive cell of the mother is called an egg or an ____________.

Back

ovum

Front

The reproductive cell of the father is called _____________.

Back

sperm

Front

When an egg is first fertilized, it becomes a/an ______________.

Back

embryo

Front

After 2 months the fertilized egg becomes a/an _____________.

Back

fetus

Front

The center of a cell is called the ___________.

Back

nucleus