Two birds look morphologically similar but have different coloring. Although the birds have been found nesting together, they are not able to make viable, fertile offspring. How should these bird species be classified? A) They are different species, despite their similar morphology.
B) They are members of different populations.
C) They are the same species, despite their different coloring.
D) They are the same species because they are geographically isolated.

According to the loco mass the mass of reactants and products

Astudent reads the following text in a science book: scientific evidence tells us that the cause of earths four seasons is the tilt of earth as it revolves around the sound the student is instructed to illustrate this information in a science book. how will the student illustrate winter in the northern hemisphere? a.earths northern hemisphere will tilt away from the sun. b. earths northern hemisphere will tilt toward the sun. c.earths orbit will be farther away than from the sun d. earths southern hemisphere will tilt away from the sun.

Crossing over is a method of (blank)?