In a molecule of water, how many electrons are shared between each hydrogen atom and an oxygen atom?
a.) one
b.) two
c.) four

Aflame cell is at the end of each tubule of the nephridium malpighian tubules kidneys none of the above

Study the picture of the ocean. which is the best example of an organism’s niche shown in the picture? a. the environment contains several of the same species of coral. b. the shallow area of the ocean meets the needs of the coral and the fish. c. the ocean has fish and coral that live in the same area. d. the coral take in food from the water and provide shelter for the fish.

9. what area of study applies scientific findings to create ways for solving problems or improving life? a biogeology b mathematics c manufacturing d engineering