Which phrase describes a gene in its simplest form?

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.

Why did rutherford say that bombarding atoms with particles was like "playing with marbles" what

This is a situation in which genes are attached to an organism's sex chromosomes; the sex of an organism influences the expression of a gene.