Anchors the testes to the dorsal wall

Solutes are higher on the outside than the inside of the cell.

Solutes are equal on the outside and inside of the cell

Sperm is transported from the testes to this structure

Releases sperm and urine

Function of the kidneys

True or False. Dogfish sharks are osmoconformers.

True or False. An osmoconformer will try to match the concentration levels of its environment.

Produces eggs

Secretes seminal fluid

Highly coiled structure that transports sperm to the seminal vesicle

True or False. The sperm sac stores sperm

Transports sperm to the sperm sac

Aids in salt regulation and releases excess into the rectum

Solutes are lower on the outside of a cell than the inside.

Anchors the ovary to the dorsal body wall

Term for live birth

Term for laying eggs

Term that means eggs are retained within the uterus and young are born live

The gestational period of a dogfish shark is between 18-22 months

Fertilization takes place in this structure in female dogfish sharks

Secretes a light shell around the egg

Transports eggs to uterus

Mesentary that holds the uterus and oviduct to the dorsal body walll

Releases urine in female sharks

Young develop in this structure

What would happen if a freshwater fish entered marine water?

What would happen if a marine fish (not a shark) entered freshwater?