Answer:
The cell must replicated DNA because when the cell divides, the daughter cells must have identical copies of DNA. DNA replication occurs in the S phase during interphase of the cell cycle.
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Mitochondria = known as the powerhouses of the cell.
They are organelles that act like a digestive system which takes in nutrients, breaks them down, and creates energy rich molecules for the cell.
Answer:
Refraction
Explanation: Reflection is when light bounces off a medium at an angle back to its source.
Refraction bends light, so when it's transmitted through a prism, light is refracted into the colors of the spectrum.
Answer:
B : Barometer
Explanation:
A barometer is a scientific instrument used to measure atmospheric pressure, also called barometric pressure. The atmosphere is the layers of air wrapped around the Earth. That air has a weight and presses against everything it touches as gravity pulls it to Earth. Barometers measure this pressure.
