Which of the following is NOT correct about the cell membrane?

a encloses the contents of the cell

b is solid and unchanging

c is selectively permeable

d allows materials to enter and leave cell

Suppose that the bottom of an ocean floor is disrupted, and bits of algae along with other bottom-dwelling microorganisms are scattered about into the ocean water.

Mendel had no understanding of DNA as the genetic material, yet he was able to correctly predict how traits were passed between generation. What does Mendel's work show about the value of scientific observation

Which discovery did scientists make at mid-ocean ridges that caused them to conclude that new rock was being formed by molten material? magnetic banding pillow-shaped rocks older rocks farther from the ridge rocks with similar characteristics

What blood components is completely removed from the blood as it pass through the kidney?

What are the 3 main function of the nervous system? Give an example of each

Er Frida stops exercising, she continues to breathe heavily. What is most likely occurring in her body? Heavy breathing during exercise has produced an oxygen surplus in her muscles. This oxygen is being transported to her lungs.

As the human population grows, what happens to our natural-resource requirements? UT O They increase O They decrease They do not change They go in cycles.

A client undergoing corticosteroid therapy is admitted with a peptic ulcer, osteoporosis, and hypertension. which medication may have caused this condition?

Why do most leaves appear green

What is the first word in a two word name of an organism