A scientist is conducting research about all the plants and wildlife in the Mojave Desert as well as the desert’s resources, such as water and soil. The scientist is studying a community.
a population.
a species.
an ecosystem.

To sciences do not agree on which type of grocery bag is better for the environment what is most likely to come out come out of the disagreement

What is a difference between systemic and pulmonary circulation? a. systemic circulation carries oxygenated blood to the lungs and pulmonary circulation carries deoxygenated blood to the body. b. systemic circulation carries deoxygenated blood to the lungs and pulmonary circulation carries oxygenated blood to the body. c. systemic circulation carries deoxygenated blood to the body and pulmonary circulation carries oxygenated blood to the lungs. d. systemic circulation carries oxygenated blood to the body and pulmonary circulation carries deoxygenated blood to the lungs.

Which u.s. state lists the horned toad as its state reptile?