2. a) name one way photosystem ii and photosystem i are similar and one way they are different. (4 points) b) write the products of photosystem i and photosystem ii. (2 points)

Answer.

DIFFERENCE

Photosystem1 or PS 1 absorb longer wavelengths of light iof 700mm

PS II absorbs shorter wavelengths of light of 680 mm.

SIMILARIITY

The Pigments of both PSI and PSIiI absorps energy from sunlight to the electrons.

Products.

PS1- NADPH.

PSIi-ATP.

Explanation:

Both PS I and II are two muti-subunit membrane protein complexes for absorbin photons of energy to electrons in light dependent stage of photosynthesis.