What term describes physical weathering due to collisions between sand and sediment carried in moving water and the rock surface over which the water flows.

-erosion

-abrasion

-dissolving

-wedging

Mitochondria and chloroplastsare two types of what

Which of the following results in the release of nuclear energy? a. Only the breaking of nuclear bonds. b. Only the forming of nuclear bonds. c. Both the breaking of nuclear bonds and the forming of nuclear bonds. d.

How do gametes compare to each other and to the parent cell after meiosis

If the globe is still warming, then why are some locations not warming while others have experienced cooling?

Biotic means living and abiotic means non-living. Which is an example of each listed in the same order as biotic and abiotic? a. sea sponge and sea star (star fish) b. rock and moon c. moss and owl d. tree and car

Could a single cell extracted from a multicellular organism survive on its own, similar to the way the lone cell of a unicellular organism does? Why or why not?

Who is also known as father of genetics?

What do ion channels aid the movement of?

3. Which plant organelle carries out photosynthesis and produces the gas?

Which spinal region lacks autonomic preganglionic neurons?