Which of the following can heroin abuse cause?
a. Systemic Infections.
b. Collapsed veins.
c. Blood vessels clogged by foreign matter.
Arthritis.
d. All of the Above.

What type of risk factor for underage drinking includes gang presence and income inequality

What happens in the process of photosynthesis

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.