How do enzymes take place in chemical reactions a. no answer provided
b. enzymes increase the activation energy of that reaction
c. most enzymes slow down chemical reactions
d. enzymes decrease the activation energy in the reaction
e. enzymes are converted into products in the reaction

Body systems are not completely independent they integrate and work together describe one example of the integration between body systems

What does polymerase chain reaction (pcr) do? o a. separates dna fragments by size o b. cuts a dna sample into fragments o c. provides an overall picture of a person's chromosomes o d. makes more copies of a sample of dna

What mistake did john needham make that caused him to conclude that spontaneous generation for microorganisms occurred? a. he re-contaminated his boiled broth solutions. b. he destroyed the vital force in the solutions. c. he did not boil his broth solutions, only warmed them. d. he failed to seal his flasks of boiled broth. e. he allowed his assistant to conduct the experiment which he did not monitor closely.