Academic Integrity: tutoring, explanations, and feedback — we don’t complete graded work or submit on a student’s behalf.

Q1)Match the following transporters with the most appropriate description: ___ A

ID: 162621 • Letter: Q

Question

Q1)Match the following transporters with the most appropriate description:

___

Accepts electrons from A0 to transfer them to iron-sulfur clusters

___

Stroma-facing electron acceptor

____

Produced when PQB2- accepts protons from the stroma

____

Accepts electrons from Cytochrome b6f to transfer them to PSI

____

Primary electron acceptor of PSII

____

Accepts electrons from PQH2 to transport protons to the thylakoid lumen

1.

Pheophytin (Pheo)

2.

PQH2

3.

Cytochrome b6f

4.

Plastocyanin (PC)

5.

Phylloquinone (A1)

6.

Ferrodoxin (Fd)

Q2)Select all of the following which are a product of the Calvin cycle.

1)

To measure the light absorption of accessory pigments.

2)

To determine the visible light wavelengths.

3)

To measure CO2 use versus light exposure.

4)

To determine photosynthesis efficiency at different wavelengths.

5)

To measure the number of pigments within a cell.

Q3)Select all of the following which are a product of the Calvin cycle.

1)

NADP+

2)

ADP

3)

ATP

4)

GAP

Q4)Which component of chlorophyll a functions in embedding the molecule into the thylakoid membrane?

1)

Magnesium atom

2)

Phytol chain tail

3)

Porphyrin ring

Q5)What is the purpose of plotting an action spectrum?

1)

To measure the light absorption of accessory pigments.

2)

To determine the visible light wavelengths.

3)

To measure CO2 use versus light exposure.

4)

To determine photosynthesis efficiency at different wavelengths.

5)

To measure the number of pigments within a cell.

Q6)Looking at the Calvin Cycle, how many of the following molecules are needed or produced, if starting with 6 molecules of CO2?

ATP = _____

NADPH = _____

GAP to “continue” to cycle (and regenerate RuBP) = _____

Q7)Match the carbohydrate synthesis characteristics to appropriate type of plants.

____

Fix CO2 at night with PEP carboxylase to prevent water vapor loss

____

Fix CO2 with PEP carboxylase in mesophyll cells then transfer malate to Bundle-sheath cells for carbohydrate synthesis

____

Fix CO2 with Rubisco in mesophyll cell

1.

C3 plants

2.

C4 plants

3.

CAM plants

___

Accepts electrons from A0 to transfer them to iron-sulfur clusters

___

Stroma-facing electron acceptor

____

Produced when PQB2- accepts protons from the stroma

____

Accepts electrons from Cytochrome b6f to transfer them to PSI

____

Primary electron acceptor of PSII

____

Accepts electrons from PQH2 to transport protons to the thylakoid lumen

1.

Pheophytin (Pheo)

2.

PQH2

3.

Cytochrome b6f

4.

Plastocyanin (PC)

5.

Phylloquinone (A1)

6.

Ferrodoxin (Fd)

Explanation / Answer

(1)