Which describes two minerals that have different arrangements of their atoms?
a.
they may have all the same physical properites.
b.
they may have different physical properties.
c.
they always have the exact same streak
d.
they always have the exact same hardness.

Actinobacteria sp. are fermenting organisms (which do you use oxygen to breathe) referred to as chemoorganohetereotrophs this means they break down organic material and convert it to inorganic material. which part of the carbon cycle does this describe

Amino acids contain the elements carbon, hydrogen, oxygen, nitrogen, and sometimes sulfur. of the 20 amino acids found in humans, 11 are called "nonessential" because they can be manufactured by the body when needed. which elements in these 11 amino acids are commonly obtained from the metabolism of sugar molecules?

This is the interaction of two organisms where one is and the other is neither nor harmed.