Which is a major function of diffusion in cells? A. to produce proteins B. to carry out mitosis C. to convert food into energy D. to get rid of waste material

When the Earth's continental crust and ocean crust formed, they were different densities. Why did they differ in density and how did this affect their formation? The continental crust was thicker and less dense.

Lucy plans to buy a refrigerator she wants a large model so it has enough space for all the food she needs to store Lucy wants a refrigerator that does not use too much electricity.

Which two cell parts are mostly likely found in both types of cell

If this trisomic male (ey + ey-, gw + gw-) is crossed with a (ey - ey-, gw - gw-) female, what proportion of the progeny will be phenotypically wild-type?

How does the pancreas connect to the rest of the digestive system?

How are viruses able to move between species?

The process by which a population becomes better suited to its environment is known as?

4. A tree dropping its leaves in the fall to conserve water and avoid freezing during winter is an example of?

Which is a single-celled fungus? A. mold B. mushroom C. alga D. yeast

Explain problems with using low-tar, low-nicotine cigarettes.