Which best summarizes the concept of natural selection?

A. The fittest organisms survive and reproduce.

B. A mutation always makes a species fitter.

C. An organism will always adapt to its environment.

D. An organism will always mutate to survive.

What is another name for the ancient lava flows on the moon a) maria b) trenches c) highlands d) impact craters

What do aerobic respiration and lactic acidosis have in common?

The disaster called the Cambrian explosion resulted in a tremendous mass extinction. True False

Fruit is absent in? a. Mango b. rose c. pine d. sunflower

The ... skeleton consists of the skull, spine, ribs, and sternum

Which of the following are social implications of an environmental policy? Check all that apply. A•loss of jobs B•poorer air quality C•less erosion D•cleaner water waste E•higher taxes F•elimination of tourist activities

The polarity of an oxygen-hydrogen bond is higher than the polarity of a nitrogen-hydrogen bond, allowing amines to be more soluble than alcohols True or false

What information can be inferred if the estimated heritability of a trait is approximately 0.50?

Which statement best explains why invertebrates often have outer skeletons but vertebrates do not?

Which statement BEST hypothesizes the evolutionary history of the area shown? A) The area was once an ocean and was replaced by taiga and coniferous forest. B) The area was once covered by an ocean and was replaced by temperate deciduous forest.