Bacteria contain all of the following except? a. nucleus b. ribosomes c. cell wall d. dna

Athermometer is placed in water in order to measure the water’s temperature. what would cause the liquid in the thermometer to rise?

Molecular models of two different substances are shown below. in the molecule on the left, the oxygen atom pulls on electrons more strongly than the hydrogen atoms. in the molecule on the right, the two oxygen atoms pull on the shared electrons with the same strength. water molecule, h,o oxygen molecule, oz when the two substances are put in the same container, they do not attract each other. why does this happen? a. they both contain oxygen. b. one is polar and one is nonpolar. c . they are both polar. d. they contain different elements.

15 ! come and answer! a(n) is the general term for an infectious disease that has spread across a city, region, or country.