Gene expression is regulated at many points along the pathway of DNA --> RNA --> protein

a): DNA --> mRNA

b): mRNA --> protein

help please

How do diseases caused by bacteria and diseases caused by viruses react to antibiotics?

An organ system consists of a group of organs that performs specific functions necessary for the survival of an organism. humans have eleven different organ systems: integumentary, skeletal, muscular, nervous, endocrine, circulatory, lymphatic, respiratory, digestive, urinary, and reproductive. discuss the function of neurons, the brain and the spinal cord within the human nervous system while explaining the interrelationship of each organ.

Explain how sequences of amino acids in proteins can be used to reveal relationships among organisms.