How do you know there is a correlation between physical variables in the ecosystem and the stink bug population?

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.

All individuals have two alleles for a given trait. according to mendel's these alleles are passed down one each from both mother and father.

What is the approximate time of death of the body temperature is 29.4 degrees celsius