2. All of the following are features of rocks except: A. naturally formed
B. 3 families
C. made from 1 or more minerals
D. crystalline structure
Jirant minerala

i am going to guess that it is co2.

because the light is a great source of energy for the plants to survive. (i hope this )

when you breathe in, or inhale, your diaphragm contracts (tightens) and moves downward. this increases the space in your chest cavity, into which your lungs expand. the intercostal muscles between your ribs also enlarge the chest cavity. they contract to pull your rib cage both upward and outward when you inhale.

essentially, one bacterial cell splits into two daugurer cells. bacterial offspring don't need or get care from their parents because they are in a sense their own parents. that said, some bacteria can and do depend on other bacteria especially in harsh environments such as bacterial microfilms in hot water tanks.