Respiration involves the release of energy due to the breakdown of large polymers. what type of a reaction is respiration?

Y’all i need answers plss people are saying me and my brother look alike although we’re two different ages. one year apart i’m a girl, btw i’m thinking we could be fraternal twins idk my parents and my friends think we look alike

Which best describes the digestive system of arthropods? a incomplete, two openings b complete, one opening c two-way, one opening d one-way, two openings

Describe how a student should adjust the microscope to see the cells on a slide more clearly?