Which measure can a community undertake to conserve water? a. extract groundwater b. ban the use of water for drinking c. harvest rainwater d. install sprinklers to water grass regularly

For this question look at the hydropic diagram water that is heated by the sun evaporates. select the number that represents it.

Which example best describes a reflex action? a. eating food when hungry b. coughing when the throat is irritated c. bending down to lift a heavy object d. going for a walk outside

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