Artificial selection section
cathy read about whales and learned that the average length of a blue whale is 80 feet. she also read that they can grow to be 94 feet long. cathy wondered if the length of the blue whale is genetic.
if two whales of maximum length mated, the selection in this case would (what)

Ecology can best be described as the study of what

Consider the equation s + o2 ? so2. what is the product? question 3 options: s so 2 s + so 2 o 2

Which of the following observation darwin shape his concept of descent with modification? a) species diversity declines farther from the equator. b) fewer species live on islands than on the nearest continents. c) birds live on islands located farther from the mainland than the bird's maximum nonstop flight distance. d) south american temperate plants are more similar to the tropical plants of south america than to the temperate plants of europe. e) earthquakes reshape life by causing mass extinctions.