An essential ecological process that makes life on earth possible is called

Select the correct answer from each drop-down menu. in an experiment, dr. travis examined the effects of calcium intake on osteoporosis, a condition that causes an increased risk of bone fractures. the amount of calcium is variable. the risk of bone fractures .

What is the cause hearing loss in human being

Categorize each term as something that is typical of a scientific theory, a scientific hypothesis, or both. makes predictions