Which describes a consequence of steriod abuse? a. javier notices his sense of balance is impaired. b. penny develops severe headaches twice a week. c. john, "mr. calm," starts getting into fights at school.

Causation can be proved by using an

Felicia has a respiratory infection and has been coughing up a lot of mucus. she knows this means that her respiratory system is working to restore balance by getting rid of the invasive materials from her lungs. how does this happen?

Which form of birth control good people use without altering hormonal systems are blocking sperm from fertilizing an egg