This is a picture of sucrose, a disaccharide, a molecule composed of two monosaccharides: glucose and fructose. Macromolecules
are formed when monomers are bonded together. The different macromolecules have different monomers and different types of
bonds. Which of these does NOT correctly pair the monomer and the bond used to make a polymer?

A) fatty acid; ester link

B) amino acid; hydrogen bond

C) nucleotide; hydrogen bond

D) monosaccharide; glycosidic link

In what layer of the sun is energy transfers between atoms

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.

Sexual reproduction in the parent cell will result in offspring with a) identical genetic information. b) half the genetic information. c) double the genetic information. d) four times the genetic information.