4. which of the following is an animal waste product?
- oxygen
- carbon dioxide
- water
- energy

Photosynthesis uses co2 and cellular respiration produces co2. we call the point when the two processes are in balance--when there is no net production of co2--the compensation point. how might you limit one of the processes in order to achieve a compensation point?

Milk production during breastfeeding is increased by the suckling of a newborn from his mother's nipple. this type of feedback mechanism best describes a positive or negative

What will happen if two of the base pairs of the stand of the dna are switched