The kingdom contains all autotrophic organisms.

The creation of genetically identical offspring by a single parent, without the participation of sperm and egg, is called

Should people choose mates for animals for specific reasons? Why or why not? Explain

During speciation, when do two groups become recognized as separate species? A. when they look different. B. When they are separated by an isolation barrier. C. When they cannot interbreed. D. When they are both herbivores.

Which of the following best states the purpose of villi? A. Speed up the elimination of wastes B. Increase the synthesis of enzymes (C.) Increase surface area for purposes of absorption D. Speed up the loss of water from the body

If birth rates fall below the replacement level, than a country is in which stage of demographic transition?

Any problem of inquiry can be proved or disproved using the scientific method. True False

What was the first living cells to evolve on earth?

Natural lakes are formed by erosion. ALL BUT one of these is a type of erosion that forms lakes. A) glaciers. B) gravity. C) rivers. D) wind.

If one mole each of CH4, NH3, H2S, and CO2 is added to 1 liter of water in a flask (1 liter of water = 55.

Fossil Fuels are considered nonrenewable resources because they ... a. burn so quickly b. are in such high demand c. take millions of years to form d. pollute the air