B. The alveoli are responsible for gas exchange with the circulatory
system. describe how the gasses
move as these systems
interact when you breathe in, then exhale.
Include the following
terms:
*Diffusion
*Passive transport
*Oxygen
*Alveoli
*Carbon dioxide
*Capillary

Based on the observation that only male crickets produce a song, you hypothesize that a male's song is a form of communication to potential mates. you set up a simple experiment to test this hypothesis. in the laboratory, you place a male snowy tree cricket in enclosure a, which is adjacent to enclosureb. in enclosure b, you place other insects, one at a time, and observe their responses to the male's song. the enclosures are designed so that the two insects being tested cannot see or smell each other, but sound is transmitted from enclosure a to enclosureb.

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

Thyroid-stimulating hormone stimulates the thyroid gland to secrete sex hormones. true or false