Which describes the characteristics of a liquid? a. it has no fixed volume or shape. b. it has a fixed volume and shape. c. it has high energy and expands to fill the container. d. it has a fixed volume and varied shape.

When water freezes, it . contracts expands

Suppose that on a small island off the coast of scotland, 32 percent of the population has blue eyes, which means that these individuals must be homozygous for the blue eye color gene (bb). the only other eye color found on the island is brown, and individuals that are homozygous for the brown eye color gene (bb) or heterozygous (bb) will have brown eyes because brown is the dominant gene. assume this population is in hardy-weinberg equilibrium. if 100 babies are born next year, how many of these would you expect to have brown eyes and be heterozygous? a. 58 b. 49 c. 29 d. 43

People with one sickle cell allele are not likely to get malaria. what is this an example of?