The image below shows part of Lake Mead, the largest reservoir in the United States. Notice the band of white sediments above the water line. This band is known as the “bathtub ring.”

How do you think the bathtub ring formed?

Which best describes what you will do in the reaching your academic potential course?

Multicellular organisms use cell division, mitosis, for growth and the maintenance and repair of cells and tissues. single-celled organisms may use cell division as their method of reproduction. regardless of the reason for mitosis, the process ensures genetic continuity. what is the step in the cell cycle that ensure genetic continuity?

The large increase in atmospheric carbon dioxide in the last 50 years most likely comes from a. an increase in cellular respiration b. increased decomposition by bacteria c. an increase in the burning of fossil fuels d. an increase in photosynthesis