In the Grand Canyon, there are clear horizontal layers of different rocks that provide information about where, when, and how they were deposited, long before the canyon was even carved.
Answer: Nitrogen
Explanation: just trust me
Primary producers use an energy source (usually sunlight) to build organic molecules.
Answer:
malleability
Explanation:
the last two are relating to elelectricity and luster isnt something that can be hammered
Answer:
Mutation is important as the first step of evolution because it creates a new DNA sequence for a particular gene, creating a new allele.
Explanation: