What is the function of proteins and carbohydrates that are embedded in a cell membrane? they direct the reproduction process for the cell. they act as storage molecules for water. they control what enters and leaves the cell. they provide nutrients that the cell needs.

1. variations in a population of moths allow for some of its members to be able to adapt to environmental changes. the better adapted of the moths will be able to survive the change and thus prevail as the “fittest” of the species. (a) describe three mechanisms in which variation can occur within a species population. (b) explain which mechanism or mechanisms would be responsible for the survival of a population of peppered moths better than white moths in an environment affected by industrial soot. justify your answer.

What is the surface temperature of the ocean where hurricanes form? greater than 80 celsius approximately 27 celsius at least 76 celsius less than 10.5 celsius

Which feature of a human community is similar to a niche in a biological community