The primary reason that the human population has grown rapidly over the past 100 years is that there has been А an increase in food supplies and better access to clean water.

B a decrease in cancer rates due to scientific research.

C
more access to renewable resources.

D
more access to light and electricity.

Which type of scientific statement is defined as a hypothesis or group of hypotheses that can be accepted as true based on the repeated experimentation with similar results

The pharynx is the structure in the body that serves as a pathway of both air and food. how does the body make sure that food does not get into the lungs? the salivary glands secrete enzymes that pull food out of the air pathway. the small intestine pushes the air out of the digestive system. the pancreas breaks down food in the air pathway. the epiglottis closes the air pathway so that food will not enter it.

What must be done to breed dogs for a partical trait