Which of the following comparisons between the major macromolecules is false? Group of answer choices

1. Proteins and nucleic acids both store information.

2. Proteins and carbohydrates both have roles in structural support.

3. Nucleic acids and amino acids both contain monosaccharides.

4. Carbohydrates and lipids both store energy.

Researchers want to use edna to look for an invasive species in the water which of the steps would be likely do last

Melting glaciers is a serious threat to the environment what is the possible consequence of melting glaciers on polar bears?

Which is an advantage of having memory cells when a pathogen is encountered for a second time. a) the memory cells are what proliferate into clones of cells in response to the binding of an antigen. b) memory cells are vital to the primary immune response in that they immediately recognize pathogens even at the first encounter. c) memory cells are essentially effector cells that are short lived and attack antigens even without having a receptor specific to that antigen. d) it ensures that more lymphocytes with a receptor specific to a particular antigen will be present than in a host that had never encountered that pathogen.