The degree or extent of disease that a pathogen causes is Group of answer choices attenuation. virulence. toxicity. pathogenicity. a host factor.

Blood has traveled from the heart to the toes. which describes the next step of the circulation process?

Plsss > .< compare and contrast the characteristics of flatworms rounds worms and earthworms

Mitosis creates two identical daughter cells from one parent cell creates four nonidentical daughter cells from one parent cell is the most common type of reproduction for bacteria is the process by which male and female reproductive cells are created