The cytochrome b_6 6
​
start subscript, 6, end subscriptf complex is an integral thylakoid membrane protein that forms an electrochemical gradient by pumping protons. In an experiment, researchers apply a toxin to a plant cell that inhibits the cytochrome b_6
6
​
start subscript, 6, end subscriptf complex.
Which of the following explains the most likely effect of this toxin on the light reactions of photosynthesis?
Choose 1
Choose 1

(Choice A)
A
Hydrogen ions will move across the thylakoid membrane using simple diffusion.

(Choice B)
B
ATP synthesis will not occur.

(Choice C)
C
NADP^{+}
+
start superscript, plus, end superscript will not be reduced to NADPH.

(Choice D)
D
Carbohydrates will not be produced in the stroma.

Arrange the following in the correct sequence, from earliest to most recent, in which these plant traits originated. 1. sporophyte dominance, gametophyte independence 2. sporophyte dominance, gametophyte dependence 3. gametophyte dominance, sporophyte dependence a) 1 → 2 → 3 b) 2 → 3 → 1 c) 2 → 1 → 3 d) 3 → 2 → 1 e) 3 → 1 → 2

Inbox me girls for s.exy chat and hard fu.c.king

Fill in the blank 1. digestion occurs in the small intestine through the action of enzymes. 2. urea, excess water, and other waste materials are eliminated in a water fluid called 3. can cause infections by injecting dna or rna into hosts. 4. the human immune system produces in response to a vaccine, which later can bind to and destroy a pathogen if it invades. 5. are structures that link bone to bone at a joint 6. in the heart, blood flows from the right atrium to the right ventricle, where it is pumped to the the words i can use are: lymphocytes gliding pivot gas urine absorption dermis fulcrum lungs chemical viruses capillary vertebrae esophagus tendons antibodies synapses ligaments kidneys pathogens