These models represent molecules that play a role in the immune system.

In which two ways do these molecules fight pathogens in the body?

OA. They recognize specific pathogens in the body.

DB. They bind to pathogens that enter the body.

c. They eat pathogens that attack the body.

DD. They carry pathogens out of the body.

What is the role of fadh2 in cellular respiration

You have just sequenced a new protein found in mice and observe that sulfur-containing cysteine residues occur at regular intervals. what is the significance of this finding? it will be important to include cysteine in the diet of the mice. cysteine residues are required for the formation of α helices and β pleated sheets. cysteine residues are involved in disulfide bridges that form tertiary structure. cysteine causes bends, or angles, to occur in the tertiary structure of proteins.

Color blindness is a recessive sex linked human trait. if a color blind father and a mother with normal color vision have a color blind son what must be the mothers genotype? a. xn yn b. xn xn c. xn y d. xn xn