The answer is
D. Repeated trials
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Mitosis is the process by which the nucleus of a cell divides to form two new nuclei?
Answer:
A
Explanation:
Artificial means man made or not made by nature basically, meaning that humans breeding organisms for certain characteristics would be artificial.
Answer:
1)All matter is made up of atoms, which are in turn made up of protons, neutrons and electrons. Atoms come together to form molecules, which are the building blocks for all types of matter, according to Washington State University
2)Energy is in everything that we eat, consume, or use. Energy fuels and regulates the body's natural internal functions. It repairs cells and body tissue, is used to build muscle, and is necessary to maintain homeostasis — and the harsher the environment, the more energy is needed to maintain
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Water pollution occurs when a body of water is adversely affected due to the addiction of large amounts of materials to the water.