Ingrid drew a diagram (pictured) to compare two ways in which biodiversity can be protected. Which label belongs in the area marked Y? a. has the goal of releasing animals in the wild
b. is often done in nature preserves
c. usually protects entire ecosystems
d. focuses on increasing the population of a single species

When should a bar graph be used? a. when there is no independent variable. b. when the independent variable is continuous and does not show a relationship to the dependent variable. c. when the independent variable is continuous and shows a causal link to the dependent variable. d. when the independent variable is composed of categories and does not show a relationship.

Because of its structure the cell membrane is known as a phospholipid ? a. bilayer b. molecule c. fluid d. barrier

Other than earth, is also known to have magnetic pole reversal? a: venus b: mars c: earths moon d: the sun