Q: What type of function does the long bone perform? Choices: - acts as pivot - works as piston - acts as pulley - work as lever A:
work as lever

Q: How many years ago did early amniotes diverge into two groups? Choices: - .175 million years - .416 million years - 20 million years - 320 million years A:
320 million years

Q: How many membranes form the mitochondrion structure of a cell? Choices: - one - five - three - two A:
two