Solved

The Early Energy Reactions Used Hydrogen,which Is a Powerful ________

Question 25

Multiple Choice

The early energy reactions used hydrogen,which is a powerful ________ and could have been used to form ________.

A) oxidant / the proton motive force
B) electron donor / the proton motive force
C) electron acceptor / oxygen
D) oxidant / oxygen

Related Questions

Q18: What two gases were most abundant on

Q22: Evolution is driven by<br>A) random mutation.<br>B) novel

Q27: Two tubes are inoculated from one test

Q30: Draw a graph of relative fitness and

Q31: Because DNA-DNA hybridization reveals subtle differences in

Q32: Which statement most closely expresses our present

Q44: Rhodobacter cells perform photosynthesis in the presence

Q61: Sequencing technology and molecular phylogenetic analyses have

Q63: Why is the biological species concept useful

Q76: _ formed the semipermeable membrane-like surfaces for