What is the pH of a solution with a hydroxyl ion (OH-) concentration of 10-10 M?

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#Question id: 2151

#SCPH28 | Zoology

Which of the following statement(s) is (are) true of transmembrane proteins?

a. All contain a hydrophobic α helix.

b. Some serve as membrane attachment sites for peripheral membrane proteins.

c. Some contain more than one membrane-spanning domain.

d. All are asymmetrically oriented in the lipid bilayer.

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#Question id: 15883

#SCPH05 I Biotechnology

Sucrose is replace by another sugar in tobacco callus medium without effecting callus growth. This sugar is an osmotic agent and is not taken into the plant cells or metabolized because of its molecular size.

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#Question id: 778

#SCPH06 I Botany

Inactive miRNA undergoes how many cleavages before incorporation into the RISC complex?

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#Question id: 10349

#I Life Science/ Life Sciences Group – I-V

Elevated plastid levels of glutamine stimulate the activity of glutamate synthase (also known as glutamine:2- oxoglutarate aminotransferase, or GOGAT). Given below some of the statements about GOGAT, which one of the following is incorrect?

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#Question id: 5607

#SCPH01 Biochemistry

Developmental changes that occur when different parts of an organism grow at different rates, phenomenon known as-