Chemical substances that carry messages from one neuron to the next are called select one: a. agonists. b. neurotransmitters. c. hormones. d. antagonists.

If you have a difficult time knowing where your hand is without looking at it you may be having a problem with your what ?

Beth’s hygrometer is reading a temperature of 30 c and a relative humidity of 65%. the humidity in the air is?

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.