The enzyme that makes ATP in cellular respiration is ____________, while the enzyme that makes ATP in photosynthesis is _________________.

Breathing is related to cellular respiration because when you inhale you breathe in CO2, which is delivered to your cells and is used during cellular respiration.  O2 is a waste product of cellular respiration and is exhaled.

Are the following organisms autotrophs or heterotrophs?

Spermatogenesis occurs in the uterus

Which of the following is not a byproduct of testosterone?

What marks the beginning of the menstrual cycle?

The paired, oval shaped glands contained within the scrotum are called the

The cell produced by fertilization is called a(n)

Mature eggs are contained individually in tiny sacs called

Please hold up your camera to show your work area/desk, including the table space in front of your computer.