True or false? it would be difficult to assess whether the drug-susceptible or drug-resistant phenotype in a population of mycobacterium tuberculosis was more fit in an environment without antibiotics.

When lifting heavy loads off the ground, the majority of the weight should be lifted by which of the following? a. arms b. legs c. back d. stomach

Can someone give me a hand with this one.

Jen is reviewing information about a new treatment for arthritis pain that she saw on an informational website. most of the information is testimonials from satisfied users. which best indicates that this information is unreliable? it is not paid for by product sponsors. it is on a website that is not run by professionals. its claims are based mostly on anecdotal evidence. its claims are not supported by the provided information.