For the following lac operon partial diploids, determine whether the synthesis of lacZ l a c Z mRNA is "constitutive," "inducible," or "uninducible," and indicate whether the merodiploid is lac+ l a c + or lac− l a c − (able or not able to utilize lactose).

What evidence did mendel find that supported his law of independent assortment? a. dominant traits are expressed when there is a dominant allele. b. traits do not affect the inheritance of other traits. c. some traits have three or four different alleles. d. plants and animals can both reproduce sexually.

Which of the following shows the correct order in which light information travels through the eye? (2 points) lens, pupil, retina, optic nerve pupil, lens, retina, optic nerve pupil, lens, optic nerve, retina lens, pupil, optic nerve, retina

When plants use sunlight to make food, the energy of sunlight is