In an environment where an operon codes for enzymes that synthesize a protein from precursor amino acid molecules, what type of enzymes are synthesized?
a. inducible enzymes
b. constitutive enzymes
c. repressible enzymes
d. catabolic enzymes

Sweating and breathing is an example of differentiation specialization maintaining homeostasis metabolism

What happens when water’s salinity increases? mass decreases. freezing point decreases. buoyancy of objects decreases. the amount of dissolved minerals decreases.

The greenhouse effect a. something that has occurred for millions of years b. an unnatural phenomenon caused by humans that maintains earths temperature range. c. the results of the differences in the angle of the suns rays d. an unnatural phenomenon that causes heat energy to be radiated back into the atmosphere