A herbicides dichlorophenyldimethylurea (DCMU) is known as diuron an inhibitor of photosynthetic electron transport. Which one of the following option would be correct about diuron?

a.) Blocks electron flow at the plastoquinone acceptors of PSII by competing for the binding site of plastoquinone

b.) causes a partial inhibition of stomatal closing

c.) accepts electrons from the early acceptors of PSI such as A0 and then reacts with oxygen to form superoxide, O2 –

d.) causes a partial inhibition of light-stimulated stomatal opening

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#Question id: 10429

#Unit 6. System Physiology – Plant

Which of the following given statements about PHYA is incorrect?

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#Question id: 19716

#Unit 3. Fundamental Processes

The telomeric sequence is found in plants and humans so conserved in nature, while Drosophila telomeres are an exception derived from 

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#Question id: 32283

#Unit 2. Cellular Organization

Which of the following antibiotic inhibits the synthesis of all N-linked oligosaccharides in cells?

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#Question id: 33477

#Unit 2. Cellular Organization

Finding: Ancestry have similar organizations with conservation of the positions (of at least some) of the introns.

Example: The globin and DHFR genes are examples of a genes that share a common ancestor

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#Question id: 27922

#Unit 11. Evolution and Behavior

Lamarck hypothesized that different organisms originated separately by______I_________and gives a principle_______II_______.

a) spontaneous generation from nonliving matter

b) inheritance of acquired character

c) means of Natural Selection

d) Uniformitarianism

e) Spontaneous generation from living matter