Identify the electron(s) that oxygen is going to accept in cellular respiration?

Which organisms have pharyngeal arches that develop from all three germ layers and go through the same development stages as embryos? 1.bird 2.ladybug 3.starfish 4.snake

15 ! come and answer! a(n) is the general term for an infectious disease that has spread across a city, region, or country.

What is the term for the two sets of chromatids formed in the parent cell a. haploid b. diploid c. gamete d. tetrad