What is the function of all enzymes? -make more products from less reactants
-catalyze the breakdown of hard to digest foods
start chemical reactions
-increase the speed of -chemical reactions

In complete sentences describe the energy flow between the sun, the earth, and space.

Which statement about the immune system is false? a. lymphocytes reduce inflammation, b. b cells remember specific pathogens. c. most white blood cells kill bacteria d. white blood cells are made in lymph nodes.

Suppose a suitcase has a mass of (m) 30 kg and a net force (n) of 10 kg*m/s. what is the acceleration rate of the suitcasein m/s? show your work to support your answer