Professor Henry is preparing a traditional Thanksgiving meal and decides to make some turkey soup. He uses part of the leftover turkey and adds carrots, celery, and onions. He cools the soup in the refrigerator overnight, and the next morning he notices an undissolved layer a fat floating at the top of the soup. This top layer of fat is a)hydrophilic substance b) monosaccharide c)polysaccharide d)hydrophobic substance e) disaccharide

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.

Approximately what wavelength of light is best absorbed by chlorophyll a

Hairs that clean dirt out of the air in your nasal passages are called: a. sinus b. trachea c. cilia d. mucus