15. What is the name of the part of a cell that allows molecules in, such as glucose and oxygen? a. Cell wall
b. Ribosome
c. mitochondria
d. Cell membrane
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In water, a strong acid will break down into its component parts. a. completely b. partly c. never in water, a weak base will break down into its component parts. a. completely b. partly c. never

The famous scientist galileo galilei did several experiments with sloping planes, which he rolled metal balls down so that he could study motion. by changing the slope, he could study how the speed at which the ball rolled was affected. what was the independent variable in galileo's experiment? a. the speed of the ball b. the slope of the plane c. whether the ball moved d. what the ball was made of

What does an electron configuration for an atom relate to the atoms placement on the periodic table