Which of the following does not apply to an enzyme: 1. catalyst 2. inorganic 3. protein 4. all of the above apply to an enzyme?

What are the three meningeal layers of the brain in order from deepest to most superficial?

What is the energy of the hydrogen ion gradient created across the inner mitochondrial membrane used to make? a. o2 b. atp c. glucose d. high energy electrons

What tells a ribosome how to assemble a protein

Which metabolic pathway would be utilized for sprinting? a) formation of acetyl CoA b) electron transport chain c) Krebs cycle d) lipolysis e) glycolysis

A population of pigs live on an island together with burrowing termites. Pigs that have the longest snouts tend to survive more frequently than those with shorter snouts.

What is the largest available source of fresh water for drinking in the hydrosphere? A. Groundwater B. Oceans C. Rivers D. Glaciers

What is an abiotic factor that can be found in a rain forest ecosystem

Explain Why, in winter, most of the meltwater produced by salting the roads will not infiltrate the soil

Which processes are directly responsible for the presence of the different species of wheat and corn shown in the diagram above?

Which diseases are caused by viral infection? Anthrax West Nile Measles Hepatitis A Chicken Pox Tetanus Rabies Bubonic Plague Influenza (flu) Hepatitis B Mononucleosis Gonorrhea Lyme Disease Cholera Whopping Cough Common Cold