Which of the following is the main reason the polar bear is an endangered species? loss of habitat loss of food source
Increase in hurting
increase in sea level

Match the examples to the correct level of organization. 1. system level roses, snakes, puppies 2. organism level roots, stamens, leaves 3. tissue level bone, cartilage, blood 4. organ level heart, veins, arteries

If jane has the blood type ab and marries john who has type o blood what are the possible phenotypes of their first kid?

Other than earth, is also known to have magnetic pole reversal? a: venus b: mars c: earths moon d: the sun