Which of the following statement about smoking tobacco is TRUE?Carbon monoxide is a harmless, colorless, odorless gas. Smokers cannot become addicted to nicotine. Nicotine is a dark, sticky mass that coats the lungs. Tobacco smokes contains at least 200 poisonous chemicals.

Ais a fluid-filled space between two neurons through which neurotransmitters travel. it is in this area where messages are transmitted chemically. a. terminal button b. synapse c. neuronal membrane d. synaptic vesicleits b, i just guessed it and it turned out to be right.

Viruses can cause the following, check all that apply. a. sore throat b. measles c. ear infection d. flu e. chicken pox

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.