The Chinese contributed which of the following to medieval marine science?

A. the compass

B. improved sails

C. motorized engines

D. the first maps of the Atlantic

its A

Celery kept in the refrigerator for several days becomes limp why does this happen

Why were some bacteria and viruses were radioactive at the end of the Hershey chase experiment?

What is the best description of organisms of the Precambrian era?

During which stage or phase of the cell cycle does the cell actively transcribe and translate at the highest rate all the protein products necessary for normal cellular structure and function? Group of answer choices

What does Malala's story teach us about promoting peace?

Which statement best illustrates the concept of the interrelationship of living things with the physical environment, as found in the definition of ecology? A) Hawks and eagles often compete with each other. B) White-tailed deer shed their antlers.

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Ryan accidentally drops a very heavy object on his foot. In a matter of just a few seconds, he feels a tremendous amount of pain. He experienced the pain quickly because neurons rapidly carries the impulse to the brain.

What r 5 main reasons for getting a nosebleed

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