The biochemical process in which complex molecules are broken ...

[ec501234]

The biochemical process in which complex molecules are broken down into simpler ones and energy is released is referred to as
 
  A) anabolism.
  B) catabolism.
  C) digestion.
  D) metabolism.
  E) respiration.

Question 2

Electromagnetic radiation with a wavelength of 531 nm appears as green light to the human eye. The energy of one photon of this light is 3.74  10-19 J.
 
  Thus, a laser that emits 1.3  10-2 J of energy in a pulse of light at this wavelength produces ________ photons in each pulse.
  A) 2.9  10-17
  B) 9.2  10-24
  C) 1.8  1019
  D) 3.5  1016
  E) 6.5  1013

[tdewitt]

Answer to Question 1

B

Answer to Question 2

D

[ec501234]

TYSM

[aliotak]

Excellent