Which of the following produces changes in sea surface temperature, ocean circulation, and atmospheric pressure that occur in cycles over several years? O A. Global climate change B. El Niño and La Niña C. The melting of polar ice D. The coming ice age

Which of these is true for bacteria because they are prokaryotic cells? a. they can engulf body cells in order to make memory cells. b. they must invade viruses in order to reproduce. c. they are much larger than eukaryotic body cells. d. they can reproduce on their own outside of other cells.

Which organelle breaks down sugar molecules that supply energy to the cell ?

Diabetes is often suspected when glucose shows up in urine tests. use the model to explain how glucose could be present in urine. why do you think this symptom is especially concerning for young people?