What causes the base pairs of DNA to break apart?

Which of the following statements about terrestrial biomes is true? A. All biomes not dominated by trees typically exhibit considerable seasonality in either temperature, precipitation, or both B.

One type of potential energy is chemical energy. This is energy stored up that is released during a chemical reaction. An example of this type of energy is

The process of converting food molecules into ATP for cellular energy is carried out in the organelle called the mitochondria. True False

Inadequate circulation of blood throughout the body is known as:

At the end of meiosis II, four daughter cells are produced. true or false

What do amoeba proteus, dinoflagellate, and euglena viridis have in common? a. they all can move and make their own food b. they all can move and use eye spot to locate food c. they all can move and be heterotrophic d.

How is a scientific hypothesis best evaluated?

The overall population of a species decreased. What could have occurred to make this happen? The immigration rate increased, while the death rate decreased. The birth rate decreased, while the death rate increased.

Which of the following terrestrial biomes cannot be found in the United States? A: temperature deciduous forest B: tundra C: desert D: grassland/prairie

Which of these food sources does the bald eagle not feed on? plants fish carrion mammals