Explain why a cell needs to constantly break down and synthesize ATP

What percentage of our genes do we have in common with bananas

What would be the consequence to an organism if they are missing the following DNA repair mechanisms: a. DNA polymerase proofreading b. Mismatch repair enzymes c. Nucleotide excision repair enzymes

A sample of gas is in a balloon. The pressure on the gas is kept constant. If the temperature of the gas is doubled, what happens to the volume of the gas? A. Not enough information is provided B. Volume doubles C. Volume is halved D.

Which statement about the nervous system is correct? A) the automatic system has parasympathetic and sympathetic divisions. B) the somatic system is a part of the sensory division. C) the brain and spinal cord make up the PNS.

Dash is the form in which cells engulf liquid

Which functional group allows the sugar glucose to dissolve in blood? a. Carboxyl b. Hydroxyl c. Phosphate

A protein is in its native conformation when a. it is thermodynamically least stable b. it has the highest gibbs free energy c. it is in any of its functional, folded states d. it is unfolded e. none of the above

If a single female immigrant brings a trait to a small, sparsely populated island and within many generations it is present in 50% of the population, it would be an example of

3. How big is the Clark Refractor in Arizona?

Radioactive uranium-235 has a half-life of 704 million years. If it was incorporated into dinosaur bones, could it be used to date the dinosaur fossils?