Tional Park. ark
Which statement supports an explanation of the pattern
seen after the year 2000?
Adapted from National Park Service
O A. The survival rate of all bears decreased.
B. The number of deaths outnumbered births.
C. The density of bears in a territory decreased.
D. The bears maximized the available food supply.

The image below shows a common blood pressure gauge. what does this device do? a. measures the level of oxygen present in the blood b. measures the pressure of blood when the lungs expand and compress c. measures the electrical activity of the heart d. measures the pressure of blood when the heart contracts and relaxes

Hemoglobin is a proton that carries oxygen around your body what is hemoglobin made from

Which of the following words best matches this definition: the process in which the best adapted organisms survive and pass on their traits, while those that are not well adapted do not survive to pass on their traits. question 3 options: acquired selection natural selection artificial selection organic selection