Is a term which describes a membrane that allows only certain molecules to pass through it?

What can be found in every skeletal muscle? a. nerves, bones, cartilage, and connective tissue b. tendons, cartilage, nerves, and blood vessels c. muscle fibers, nerves, connective tissue, and blood vessels d. tendons, nerves, blood vessels, and bones

The probability of producing a normal child by two parents who are carriers for an autosomal recessive disorder is

How do antiviral drugs work? in your own words.