Which of the following characteristics is shared by all organisms?
a. all organisms are composed of two cells
b. all organisms can smell and taste
c. all organisms have cells that contain dna

Awic dietitian is meeting with a client who has an infant and a young child. the mother says that the young child is a very picky eater and will only eat crackers and juice. the health worker notices that the child's hair is brittle, his nails tear easily, and the skin inside his lower eyelids is very pale. these are all signs of iron deficiency.

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

An easy way to calculate the amount of energy available at each level is to what?