What structure separates the inner and outer layers that form sponges?
a. spicules
b. choanocyte
c. osculum
d. mesohyl
d. mesohyl
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The source of new alleles within a population is ____
a. natural selection b. mutation c. nonrandom mating d. adaptation e. genetic drift
What is the role of NADH in glycolysis?
a. NADH phosphorylates pyruvate. b. NADH catalyzes the transformation of dihydroxyacetone-phosphate. c. NADH binds and carries electrons. d. NADH destabilizes fructose.
The primary producers for hydrothermal vent
ecosystems are a. chemoautotrophs. b. chemoheterotrophs. c. phytoplankton. d. cyanobacteria. e. algae.
The 3 components of a nucleotide are:
a. Phosphate group, Nitrogenous Base, 6-carbon sugar b. Phosphate group, Nitrogenous Base, 5-carbon sugar c. Potassium group, Nitrogenous Base, 6-carbon sugar d. Potassium group, Nitrogenous Base, 5-carbon suga