A. objects made of crystals minerals water and air
Process of elimination-
there isn’t organic matter in rocks so D is out
they are made of minerals so B is out
some types of rock (pumice) have air bubbles in them so A is more likely than C
Answer:
The catabolic processes associated with the production of ATP are activated in order to supply its demand and to provide energy
.
Explanation:
Adenosine triphosphate (ATP) is the basic unit of energy in the cell, this molecule is used in many physiological processes including nerve impulse, muscle action, etc.
Okay blue is solid and the other one is gas on top and liquid on bottom i think
I'm not entirely sure, but I think it is B) the pulley.