Which of the following animals has a body temperature that doesnt change depending on the weather outside? A/snake
B/chameleon
C/dog
D/shark

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 why biological control methods are generally environmentally superior to chemical pest control methods.

Which organelle stores most of a cell’s dna?