A17 year old misses her period for months at a time regularly. she is 109 pounds what could the reason be?
a. underweight
b. syndrome
c. overweight
need explanation for answer. and answer in under 30 min

Now think of ways in which using healthcare services effectively can foster your health and ways in which not being aware of them is a health risk

Which of the following statements describes the lysogenic cycle of lambda (λ) phage? a) after infection, the viral genes immediately turn the host cell into a lambda-producing factory, and the host cell then lyses.b) most of the prophage genes are activated by the product of a particular prophage gene.c) the phage genome replicates along with the host genome.d) the phage dna is copied and exits the cell as a phage.

What is a negative influence on community health? a: national health debt b: citizens who drive unsafely c: unreliable public transportation d: stores that sell tobacco to minors