An element's atomic number is 97. How many electrons would an atom of this element have?

Which of the following statements about the impact of biotechnology on the environment is not true? a. Biotechnology can positively impact the environment through the use of organisms that degrade pollutants. b.

The process of chemical cycling is known as a biogeochemical cycle because it A. absorbs the chemical involved from the sediment. B. takes place over a long period of time. C. involves both living and nonliving components. D.

During DNA extraction, heating the cell solution in part, to break down membranes allows the DNA to remain confined to the nucleus and thus, easy to separate.

What are hazardous wastes? Give several reasons that they are difficult to deal with.

The continuous removal and replacement of organic molecules in a cell are part of the process of

What are three species characteristics of dogs

In humans, what happens when the breathing rate increase's

This is the process that releases energy by breaking down food molecules in the presence of oxygen.

What happens during photosynthesis? a. heterotrophs consume atp. b. autotrophs consume carbohydrates. c. autotrophs produce carbohydrates. d. heterotrophs produce atp?

How do decomposers obtain energy?