Acell on a microscope slide and noticed cell walls and cell membrane bound organelles. the students conclude the cells are what

Aperfume bottle is dropped in the corner of a room. the odor of the perfume can be detected on the other side of the room. which statement best describes this observation?

If 22.5 liters of oxygen reacted with excess of hydrogen, how many liters of water vapor could be produced?

An animal cell loses the ability to convert energy stored in food to energy that the cell can use. which of the cell's organelles has stopped working? a. the mitochondria b. the nucleus c. the vacuoles d. the endoplasmic reticulum