Which best describes how long it usually takes for speciation to occur?

several days

several generations

several years

one generation

How many total Predators were eliminated from The Preserve between 1907 and 1939

What does the light reaction need to occur and what does it produce

Which of the following is an example of a structural adaptation? A a wolf's howl B an insect's coloring C a fish's fin D a squirrel storing acorns

What would you expect to happen to the number of high tides in any given area if the rate of Earth's rotation doubles?

Complete the word association: Small intestine is to nutrient absorption as blood is to nutrient A. translation. B. regulation. C. distribution. D. elimination.

What is the BEST example of Newton's 1st law of motion? Group of answer choices A rocket will push off the ground with the same force as the ground pushes on the rocket.

Which nutrient provides the highest number of calories per gram? fat sugar carbohydrate protein

Why are desert solis low in organic matter?

What occurs during a slump?

Proteins are known as what regulate the timing of the cell cycle in eukaryotic cells