What involves periods of rapid speciation and periods of relatively little change in species?

A male stickleback fish will attack other male sticklebacks that invade its nesting territory. it will only attack male fish, which display the red belly characteristic of the species. why has natural selection favored this behavior?

Generalizations, explanations of natural phenomena, and additional hypotheses most often come about as a result of

3 Which waters contain the most nutrients and plankton for fish to feed on? the open ocean deep-sea trenches warm-water currents areas of upwelling 4 Most ocean pollution is related to?

A red bird and a blue bird mate, and their offspring are purple in color. What type of inheritance is this?

In geometric progression, the ratio of each number to the preceding one is the same. Which is an example of a geometric progression? a) 4, 12, 36 b) 1, 2, 3 c) 3, 21, 35 d) 4, 6, 8

What is the human genome?

Although there are a limited number of amino acids, many different types of proteins exist because? a: size if a given amino acid can very.

Write about major glands associated with the alimentary canal of man and mention their function

Why are phytoplankton important to this ecosystem?

What were characteristics of the Roman empire at its height there are more than 1 answer