What is coal composed of?
o
a. ancient plant remains
o
b. melted metamorphic rock
o
c. sedimentary rock particles
c
d. ancient marine organisms

Glycogen is an energy-storage molecule in humans. a hormone that is called insulin controls the storage of glycogen in the liver. insulin is made up of amino acids.

Areal dna molecule consists of thousands of these pairs of nucleotides. what is the pairing arrangement of the nitrogen bases

In each transformation of energy , some energy what?