Which of the following is characteristic of grasslands, but not savannas?

a. wide temperature range

b. droughts and fires

c. wet and dry seasons

The atlantic ocean is growing in size by about one centimeter per year. how does an ocean become larger? a. oceanic plates are moving apart b. the density of the oceanic plates is decreasing c. increased air temperature are increasing evaporation d.

Which of the following terms does not refer to the shape of a bacterium? a. tetanus b. coccus c. spirillum d. bacillus

Identify which statement describes a scientific law. A) Water freezes at 100°C B) The universe is expanding. C) Matter cannot be created or destroyed. D) More crimes take place, during the full moon

What is a possible cause of the decline in amphibians on the planet? A. pollution B. predators C. lack of water D. loss of land

What action in the biology laboratory would be most likely to result in an accident?

Which term describes when individuals leave more offspring than other individuals?

Which of the following traits would be least useful in a phylogenetic analysis? A) A trait that is altered easily by small changes in temperature B) A trait that involves genetically inherited behaviors C.

A mutation is a mistake or change in the

Special proteins produced by the body to attack foreign invaders such as pathogens are called:

In cellular respiration, the energy for most ATP synthesis is supplied by: A. High energy phosphate bonds in organic molecules B. A proton gradient across a membrane C. Converting oxygen to atp D.