Explain the role of plants in water, oxygen, nitrogen, and carbon cycles.

Wisconsin, a very large population of lake trout, in which individuals mate at random, experiences no migration, mutations, nor selective pressure for a number of years. Which of these is most likely to occur in the population?

Which of the following best describes uranium (a type of nuclear fuel) ? A.) renewable only B.) nonrenewable only C.) recyclable and renewable D.) recyclable and nonrenewable

Starting from school, you bicycle 2 km north, then 6 km east, then 2 km south. a. How far did you cycle? b. What is your final position compared to your school? c. How far and in what direction must you travel to return to school?

What part of a plant cell is also found in animal cells but in a different form?

HURRY! Which best describes the structure of the molecules that make up proteins? O A. Carbon + hydrogen + oxygen B. Phosphate + sugar ring + nucleotide base O C. Hemoglobin + oxygen + iron O D. Carboxyl group + amino group + side chain

What is the first step of DNA replication?

Whats not a pathogen a. virus b. dust c. fungus d. bacteria

Puedo conectarme con personas que hablan español

Unlike fossil fuels, biomass fuels

Which of these products is formed during the metabolic reactions of cellular respiration