A drawing that shows information like a graph

Mammals have two body systems which work together to move oxygen to all parts of the body. Which of the following body systems supply the body with oxygen?

There is a multitude of evidence that supports how life has changed over time due to variation in the gene pool of different species. Which of the following choices below represents a scientific theory that explains these changes? (DOK 2)

Which of these is a way to increase the availability of fresh water? A-avoid drip irrigation systems. B-install low-flushed toilets. C - build thermal power plants D - add water features to gardens

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Low-level turbulence can occur and icing can become hazardous in which type of fog?

Gee's arm was cut during an industrial accident. the blood was pouring from the wound in spurts. which type of vessel was severed?

Why does Betelgeuse have a much greater absolute magnitude than apparent magnitude?

The cell's nucleus is filled with a substance called protein.

How are genes related to chromosomes?

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