How long did it take the thick, fertile soil of North American prairies to develop

Which structure is an example of a phospholipid bilayer? A) DNA B) Ribosomes C) Inner membrane D) Intermembrane space

What gametes can a fly which is homozygous dominant for both body color and wing length pass on to its offspring? a. ggll b. ggl or gl c. gl d. gl or gl?

Explain the difference between a theory, hypothesis, and law.

What process drives Darwin theory of evolution? A.) Natural selection. B.) Artificial selection C.) Population diversity D.) Ecosystem diversity

Does the population size increase or decrease at higher trophic levels in the pyramid

Samuel visited an ecosystem. he found that the weather is very hot and dry, the entire land is surrounded by sand, and the plants that have thorns with fleshy leaves. which ecosystem did samuel visit? a. tropical rainforest biome b. desert biome c.

Visit the website below and use the information to answer the following question. Ecological Succession: Transformation of Communities over Time Why does secondary succession occur faster than primary succession?

What are four characteristics within a sedimentary rock?

Human pedigrees do not show the clear patterns that mendel found in his peas because

What is a multicellular protist that gets energy from the sun and can grow up to 100 meters long