What do you notice about your respiration (breathing) rate during and after exercise? explain how this relates to the interaction between the respiratory and circulatory systems. include the following terms: heart, lungs, blood, blood vessels, muscles, oxygen, carbon dioxide, and breathing/respiration.

Need ! will give 20 points! what are two ways that diatoms differ from slime molds? the external coverings of diatoms are made up of (silica, chitin or peptidoglycan), while slime molds have cell walls containing (silica, peptidoglycan or chitin). diatoms are (chemoheterotrophs, photoautotrophs or chemoautotrophs) because they make food through photosynthesis, while slime molds are (heterotrophs, phototrophs or autotrophs) because they eat decaying plant matter.