Ethical guidelines require researchers to weigh the potential benefits of research against possible
a.
biases in the research design.
b.
independent variables in the study.
c.
damage to laboratory equipment.
d.
risks to study subjects.

In some plants, pointed leaves (p) are dominant over rounded leaves (p). a plant with a genotype of pp

What is the significance of the protein-lined pits? a. protein attracts other proteins needed for atp synthesis within the cell. b. protein-lined pits are able to transport one molecule at a time down the concentration gradient within the cell. c. the polarity of proteins allows other polar molecules to attach and be transported in the cell by transport channels. d. receptors within the pits allow ligands to fuse and be transported into the cell by endocytosis.

The frequency of alleles in a population that is in hardy weinberg equilibrium? a . changes in each successive generation b. is less important than the frequency genotypes c. shows evidence of the process of natural selection d. remains the same over several generations