Q: Because it damages hair cells, what is the most cause of hearing loss in adults? Choices: - bacteria - ear wax - water in the ears - exposure to noise A:
exposure to noise

Q: What are the primary cells of adaptive immune response? Choices: - erythrocytes - red blood cells - white blood cells - lymphocytes A:
lymphocytes

Q: Q: When resources become limiting, populations follow a logistic growth curve in which the size will level off at a point called what? Choices: - believed capacity - full capacity - containing capacity - carrying capacity A:
A: carrying capacity

Question: Q: What are 2 common growth patterns of population? Choices: - migratory and logistic - exponential and economical - organic and inorganic - exponential and logistic A:
Answer: exponential and logistic

*Question*
Q: Which body system controls all the others by sending electrical messages? Choices: - the localized system - the specialized system - the endocrine system - the nervous system A:
**Answer**
the nervous system

(Q).
Q: Genetic variation helps ensure that some organisms will survive if what happens? Choices: - they get eaten - there's an earthquake - they die - their environment changes A:
(A).
their environment changes