Answer:
Nucleus because it contains the dna and controls the activities of the cell.
Answer:
b. DNA replication occurs only during the G1 phase of the cell cycle.
Explanation:
The earth's revolution is the path around the sun. It is shaped live and oval and it last 1 year.
The answer is C. The widely used technique for finding extraterrestrial life is use of SETI (search for extraterrestrial intelligence) dishes that listen for radio waves from outer space. NASA has also been sending radio waves to outer space with messages that could purportedly be decoded by alien intelligent life.
D) Vaccines work to fight the disease
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