Do puffer fish have vestigial structures? what are they?

Max wants to see if mice that are fed food A grow faster than mice that are fed food B. He measures the mass of the mice each day. He feeds each group the same amount of food at the same time each day. What is the dependent variable?

The pupil opens and closes automatically explain wether this is involuntary or voluntary action

Which is a synonym for the word doctrine? (A) a group of friends or family (B) moral judgment (C) attitude (D) a declaration or set of rules

Which animals in the chart develop externally? Bird, Frog or human

Explain how the energy used by an athlete during a football game comes from the energy of sunlight.

Kinship ties and social groups are not important in states. A. True B. False

What happens to the cell cycle if both p53 alleles are mutated?

Why does cell division remain important to an adult organism even after it's fully developed

What is a niche?

What are two ways you can increase the frictional force between two objects?