PLEASE HELP 60 POINTS + BRAINLIEST TO FIRST CORRECT ANSWER THAT IS DETAILED WITH GOOD EXPLANATION AND A CLEAR ANSWER. ANY FAKE ANSWERS OR WRONG ANSWERS WILL BE REPORTED AND DELETED. TYSM Knowledge of the world gained through observations and experiments is a good definition of
A. a conclusion.
B. science.
C. a scientist.
D. a hypothesis.

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.

Which of the following is the source of energy for photosynthesis? a.) glucose b.) chlorophyll c.) carbon dioxide d.) sunlight

I’m stuck on this question cuz i’m stupid sksksksk