If the xylem in a young tree is damaged, which process is first affected? -The plant performing photosynthesis
-The roots transporting water
-Transporting sugar to the roots
-Protecting the roots from water loss

The negative impacts of nonnative species generally outweigh the positive impacts

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

Methane gas created by a cows flatulence especially in a large herd is a greenhouse gas. true or false.