Which choice best defines what the root is on a tooth? Extends below the jaw line

Anchors the tooth to the jaw

Provides nourishment

All the Above

Exercise has no positive effects on the nervous system? true or falseu

If you or someone you know may have a mental disorder, it's important to discuss this concern with a trusted adult. t or f

Explain why methicillin resistant staphlococcus aureus (mrsa) is more prevalent now than it was only 30 years ago. a. antibiotics cause mutations in staphlococcus aureus that lead to an increase in the number of methicillin-resistant strains. b. methicillin resistance causes an infection to spread more rapidly.c. frequent and inappropriate use of methicillin-type antibiotics has provided selective pressure that has resulted in an increase in the proportion of methicillin-resistant strains of staphlococcus aureus.d. diseases like aids have made people more vulnerable to infections from staphlococcus aureus.