Answer:
irreversible chemical change
Explanation:
A chemical change always results in a new substance and as it is not possible to reverse it, it is an irreversible chemical change.
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Answer:
D
Explanation:
Bohr determined that there are discrete (unique, different from one another) energy levels in the atom and that electrons will orbit the nucleus within these energy levels, known as orbitals.
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They represent the parent's genotypes.
The building blocks of lipids are one glycerol molecule and at least one fatty acid, with a maximum of three fatty acids.
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