How does the endomembrane system work together with the ribosomes? . a. takes proteins out of the cell. b. provides a protective covering. c. to make food. d. obtains energy for the cell.

The fauces connects which of th following structures to the oropharynx

Select the correct answer. which mutation is harmful to the organism? a. a mutation allowing moths to camouflage better on blackened tree bark b. a mutation making staphylococcus aureus resistant to the antibiotic methicillin c. a mutation inhibiting human immunodeficiency virus from attaching to and entering the cell d. a mutation causing uncontrolled cell division e. a mutation giving plant leaves a bitter taste to discourage herbivores from eating them

This is the nitrogenous base only found in rna