In the course of the nitrogen cycle, are nitrogen atoms created or destroyed? explain.

What is the source of the energy contained in the pyruvate molecules produced through glycolysis

Which event takes place during anaphase II of meiosis II? a. Sister chromatids separate. b. Cytoplasm divides. c. Spindle fibers disassemble. d. Nuclear membrane breaks down.

A factor that increases the probability of having a baby with down syndrome is:

Explain why small pieces of food cook faster than larger pieces of the same food

What is a coelom? Where exactly is the coelom in an animal? What is the function of a coelom?

Find the common radio of the sequence. - 4,8,-16,32,

Grandpa Sam used to tell his grandkids how he first laid eyes on Grandma Sylvia. "When I was courting your granny, I was dazzled by her beautiful, LONG eyelashes. What a looker she was." "Yes, and a handsome man he was too," said Grandma Sylvia.

Jim is categorized as poor. Thus Jim's daily income must be less than how much dollars? Jim must be earning less than dollars per day.

Why does blood pressure decrease as the blood travels from arteriesto arterioles to capillaries?

Kangaroos that nurse their young in a pouch are what type of mammal? monotreme marsupial placental mammal