When cells reach a certain size, they usually divide to create two smaller cells, which have a combined volume equal to the parent cell. what is the benefit of having two smaller skin cells over one large skin cell? a. two smaller cells have more genetic diversity than one large cell. b. two smaller cells produce fewer wastes than one large cell. c. two smaller cells require fewer nutrients than one large cell. d. two smaller cells have a greater surface area to volume ratio than one large cell.

On his trip to the galapagos islands, darwin determined that animals on the islands

Which statement best explains the difference between weather and climate? the weather of an area is the same as its climate. the weather is the climate of an area over a period of time. the climate of an area depends on the weather. the climate is the weather patterns over a long period of time

Ascientist conducted an investigation about the effects of diet on disease resistance in rats and made surprising observations. the mice with a genetic ear mutation seemed to show similar patterns of resistance compared to mice with normal ears. based on this information, what will most likely occur? a.she will perform a second investigation on the role of certain genes in disease resistance. b.she will revise her hypothesis to pertain to mutations rather than diet, and update her data accordingly. c.she will use this information to determine that her original question was nonscientific, so she will revise it. d.she will determine that her hypothesis was invalid because resistance must be genetic.