1. ) Propose one evolutionary advantage organisms may have for utilizing both anaerobic and aerobic respiration rather than just one or the other. 2.) Identify the form of respiration that provides the most energy and the conditions under which this energy is provided.

3.) Discuss the purpose of fermentation for an organism, including what molecule(s) are produced and their importance to the organism.

Acar company is testing seatbelts using crash test dummies. the company finds that when cars come to a sudden stop, the crash test dummies' bodies continue to move forward. the seat belt keeps the crash test dummies from hitting the back of the seat in front of them. why do the crash test dummies' bodies continue to move forward even though the car stopped? a. the friction opposing their bodies' movement keeps them in motion. b. the inertia of their bodies keeps them in motion. c. the forward acceleration of the car keeps them in motion. d. the gravity pulling on the car keeps them in motion.

In the diagram below, the northern hemisphere would be in what season at position a a.fall b. winter c.summer d.spring

What molecules does hemoglobin decay into over time