The pathogenicity of the tubercle bacillus is due to which ONE of the following?

A. Ability to multiply within macrophages.

B. Delayed hypersensitivity reaction against the bacteria.

C. Direct toxic effect on host cells.

D. Effective antibody response.

E. Necrosis caused by expanding granulomas.

4. how does a phospholipid behave in water? the phosphate head does not mix with water; the fatty acid tails do. the phosphate head and the fatty acid tails mix with water. the phosphate head and the fatty acid tails do not mix with water. the phosphate head mixes with water; the fatty acid tails do not.

As a small change in a person's dna can cause a genetic disorder

How does this experiment explain why it is often milder in areas such as coastal maryland while areas such as kansas or iowa have more extremes in temperature