Which type of cell is capable of making its own sugars

Which best explains how this maneuver unblock a person's airway?

According to the theory of punctuated equilibrium, at what rate does speciation occur? species change depending on the rate of natural selection. after periods of stasis, new species evolve relatively rapidly. species change slowly and eventually form new species. some species change quickly and others change slowly to balance the overall rate.

Explain how the number of similarities between the embryos from early stage to late stage is used as evidence of a common ancestry