Which of these did NOT occur at decoupling? A) The cosmic ...

[Diane]

Which of these did NOT occur at decoupling?
 
  A) The cosmic microwave radiation was released from matter.
  B) Neutral atoms were formed.
  C) Matter dominated radiation.
  D) Electrons began to orbit protons.
  E) The universe became transparent.

Question 2

A photoautotroph gets its energy from
 
  A) the Sun and its carbon from other organisms
  B) chemical reactions and its carbon from other organisms
  C) chemical reactions and its carbon from its environment
  D) the Sun and its carbon from the its environment

[bassamabas]

Answer to Question 1

C

Answer to Question 2

D

[Diane]

TY

[bassamabas]

You're welcome