The difference between anaerobic and aerobic exercises. Is one

If you were working for a pharmaceutical company as part of a drug discovery team, which of these enzyme inhibitors would you suggest as a productive avenue for drug development? a) a drug to treat high blood pressure that reversibly inhibits an enzyme catalyzing production of a chemical that causes blood vessels to contract b) a drug to treat diabetes that irreversibly inhibits an enzyme in the metabolic pathway to synthesize glucose c) a compound that acts as a competitive inhibitor for a digestive enzyme produced only in the presence of certain foods d) a compound that inhibits enzymes by significantly changing the ph throughout the body

Vertebrates have this type of circulatory system: wut i it owo

Which action best increases one’s stamina a) exercising when you feel like it b) saving so much that one like sleep c) refusing to exercise to save the energy needed to work d)exercising on a regular basis