The area of the A band in the sarcomere consists of O z line, H band, M line
O M line, H band, zone of overlap
KAN
O thin filaments only
O overlapping thick and thin filaments

Many animals cannot sweat to maintain a stable body temperature. what is one other way animals can cool down?

Legumes, a type of plant, require rhizobia, a type of soil bacteria, to survive since these organisms fix nitrogen during photosynthesis. rhizobia use the legumes for food. what would most likely happen to the legume population if rhizobia suddenly became extinct?

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.