The structure of aba is shown below. why was this a suitable substitution for a cys residue? under what circumstances would it not be suitable?

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.

Organisms that successfully adapt will leave to grownone of the above

Crossing over and independent assortment are important activities that occur during meiosis. what is the significance of these activities