Though Dr. Snow made a good argument for germ theory, what are some ways he could have made his case stronger?

Fitness evaluations are usually design for certain group of people

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 provides the smooth surface for the movement of bones at joints?