Which of the following molecules is made up of a glycerol molecule combined with fatty acids
a. lipid
b. sugar
c. starch
d. nucleic acid

Hey me with this one❤❤❤❤ every organism needs food. does a cell also need it? explain very briefly.

Ascientist is designing an investigation to study the impact of invasive bird populations on local, native bird populations at backyard bird feeders. what population is most likely to be a control group for the investigation? amount of food number of bird feeders invasive bird populations local backyard birdfeeders without food

What household products contain algae?