Which treatment improves blood flow by helping to open a narrow blood vessel? a stent
o a cardioversion
a valve replacement
O a vascular graft

Microbes in the gut ferment fiber and complex carbohydrates and form vitamins, short chain fatty acids and

How does social isolation affect teens?

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.