The overgrowth of algae on the surface of this water is caused by a) a decrease in the oxygen levels in the water b) not enough primary consumers in the ecosystem c) an increase in nitrogen levels in the water from fertilizer runoff d) an excess of carbon dioxide in the water due to an increase in the number of fish

Which kingdom includes some organisms that have no nucleus and can live in an environment with an extremely high salt content

1. in a certain species of plant, the color purple (p) is dominant to the color white (p). according the punnett square, what is the probability of and offspring being white? 50%25%0%100% 2. in a certain species of plant, the color purple (p) is dominant to the color white (p). according the punnett square, what is the probability of and offspring being white? 0%100%50%25%(picture 1 is for question 1, and picture 2 is for question 2)

Which of the following is a limitation of a clinical trial? a.)amount of random assignments b.)hospital cost c.)number of test tubes d.)amount of peer review