The eyes make up % of the body mass in a human.

The two main stages of cell division are called

To test the responsiveness of the kidneys, scientists have designed an experiment tracking urine output of people during a normal day, while regulating the in-take of water by mouth. what would be an appropriate hypothesis for this experiment?

True or false most plants are c3 plants, because they use molecules of carbohydrate known as g3p in their photosynthesis process.