Answer: Ice cores.
Explanation: Ice cores are commonly studied by scientists to find out what the climate was like decades and centuries ago.
Answer:
How have phosphate minerals most affected human activity? Using phosphate minerals in fertilizer allowed humans to grow more crops. The availability of rock and mineral resources has major effects on human activity.
Explanation:
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Autotrophs are the producers in the food chain, meaning they create their own nutrients and energy. Kelp, like most autotrophs, creates energy through a process called photosynthesis. An autotroph is an organism that can produce its own food using light, water, carbon dioxide, or other chemicals
A. It only has one parent, so the genetic information will be identical.
