Breathing is partly the result of changes in air (A) pollution. (C) pressure.
(B) circulation.
(D) all of the above.​

Hedgerows have created a new ecosystem within britain’s a. farms b. cities c. forests d. industrial areas

Viruses can be transmitted through air, water, food, insect bites, and direct skin contact. once a virus gains entry into the body, it invades a host cell in order to? a. synthesize antibodies for defense b. deactivate the host cell's defenses c. access cell processes for reproduction d. metabolize host proteins and grow

Choose the diagram that best represents a habitat corridor explain your choice.