Afox is a type of mammal that is related to dogs. how does a fox most likely respond to hot air temperatures in a way that ectothermic animals cannot?
by panting, which is in response to an internal stimulus
by panting, which is in response to an external stimulus
by moving into the shade, which is in response to an internal stimulus
by moving into the shade, which is in response to an external stimulus

Which of the following statements is true regarding a basic amino acid? a.) the hydrophilic r group of a basic amino acid will be located on the interior of a protein b.) the positively charged r group of a basic amino acid could bind dna c.) the r group of a basic amino acid would only be able to form covalent bonds with other molecules d.) a basic amino acid would be considered both polar and hydrophobic e.) all of the above