Complete the sentence using one of the following words: epiphyte, photobiont, or mycobiont.
In a lichen, a(n)
provides sugar and other
carbohydrates, while the fungus provides minerals, water and the
main body of the lichen.

What have we learned from fossil evidence about evolution? a) it is an abrupt change. b)the process is observable. c) it takes place during one lifetime only. d)the most complex traits are always selected.

What causes temperature extremes in the desert

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.