DNA is a code, so which parts of the molecule (phosphates, sugars or nitrogen bases) ARE the code? Why do you think this is so?

How does the study of genetic disorders such as pku biologists understand normal alleles?

Which of these has happened to your food by the time it reaches your small intestine? a. all the macromolecules have been broken down completely. b. lipids and starches have been partially broken down. c. starches and proteins have been partially broken down. d. proteins and lipids have been broken down into subunits.

What would most likely happen to a unicellular organism if it was exposed to a hypotonic solution for an extended period of time?