Which of the following are luminous?

a. paper, rainbows, stars
b. candle flame, humans
c. campfire, star, sun

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.

According to this food web which of the following would be considered primary consumers

What two factors does carrying capacity compare? population size and resource use population growth and resource availability resource use and time population size and time