In fruit flies, one genotype for red eyes is written x r x r . the r stands for the dominant allele for red eyes. what does the x stand for

Which of the following is true about the solar wind? select all that apply the solar wind blows dust around on the moon. the solar wind interacts with earth's magnetosphere. the solar wind only interacts with the earth and its moon. the solar wind may be the source of water on the moon.

The number of living organisms in a particular area is

The following image is of a diatom. it lives in water and gets food from photosynthesis. it is encased in a hard shell made of something similar to glass or sand . a diatom is a(n) because it has a) multi-celled organism; specialized parts. b) vertebrate; a skeleton. c) insect; an exoskeleton. d) single-called organism; only one cell.