7. The function of the human excretory system is to 0
A. break food into small molecules that the body can absorb.
O
B. dispose of wastes and control body fluid composition.
C. move materials from the environment into the body.
D. produce enzymes the body needs to break down food.

Turtle hatchling survivorship rate is low in many turtle species due to predation. amanda researched the predatory rate on a species of turtle eggs in the red river. the eggs were harvested from trapped turtles and the egg's cloaca film (reproductive discharge) was either washed off or left on once gathered. research suggests that predators use the female's cloaca scent to locate the eggs. the eggs were only handled when wearing gloves and then reburied along islands where the turtles were trapped. the nests were monitored by cameras and manually on foot and data on nest predation were recorded. a. based on the experimental design, what is the dependent variable? b. based on the experimental design, what is the independent variable? c. based on the experimental design, what is the control?

Human genes only differ by less than percent. a. 1 b. 6 c. 11 d. 16

What will happen if two of the base pairs of the stand of the dna are switched