Which of the following is part of the central nervous system?

A) brain

B) nerves

C) sensors

D) all of the above

Which class of organisms gather their energy directly from the sun?

A man with AB blood is married to a woman with AB blood. What blood types will their children be and in what proportion?

Identify the two types of global food web and how are they related?

A mother brings her child into the hospital emergency room repeatedly for various illnesses that include breathing problems, diarrhea, and seizures.

What term is used for the deepest parts of the ocean floor? Ridge Slope Hydrothermal vent Trench

Experiment: Water Properties: Why were the results with just water so much different than the trials with the detergent?

How do fish nets effect the ocean's ecosystem?

A dog and a pig attempt to mate. we are aware that these are two different animal species. but what is the best explanation for the barrier that makes it impossible for them to successfully mate?

How do fossils and fossil record support the idea that life changes over time

1 reason why cases of violence and abuse are not reported