A protein extracted from a dinosaur bone is similar to the protein found in birds. How does this discovery provide genetic evidence that dinosaurs and birds are closely related? A. It suggests they ate similar foods.
B. It suggests they had similar DNA sequences.
C. It suggests both existed during the same time in history.
D. It suggests both had bones made of protein.

Why do mutations in genes affect traits? o a. genes determine what type of mutagens an organism has. o b. genes produce proteins that cause traits. o c. genes affect how many chromosomes an organism has o d. genes code for carbohydrates that influence traits.

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.

Mrna decodes information from the original dna master plan to build proteins in the during the process of ribosomes.