What might happen to the human heart during a trip to Mars?

A. stop working completely

B. become too weak to pump blood

C. expand and become too large to work properly

If a parent has the genotype Rr for a trait, what are the two gamete options?

What kind of bond holds together atoms within a molecule? nuclear bond ionic bond covalent bond electron bond

Which three components are common to all amino acids? A. an amino group, a carboxyl group, and an R group B. an amino group, a phosphate group, and an R group C. a five-carbon sugar, a phosphate group, and a nitrogenous base D.

List the order in which Consumers arrive to your new ecosystem

On a submarine expedition to the ocean bottom, you discover a population of fish that are only female. What type of reproduction does this fish most likely use? a. sexual b. budding c. cloning d. parthenogenesis

Which is NOT true about ocean waves?

Which of the following is true about a suspension?

Methane hydrates in the ocean are a significant source of methane

Describe what makes up the universe.

The measure of the force with which air molecules push on a surface is called a