A solution contains 0.0000001 (10-7) moles of hydrogen ions [H+] per liter. Which of the following best describes this solution?

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#Question id: 2927

#SCPH05 I Biotechnology

Site-directed mutagenesis of Tyr-15 to Phe in cdc2:

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#Question id: 644

#SCPH05 I Biotechnology

Enzyme X and Enzyme Y are both involved in monosaccharide metabolism. Enzyme X uses glucose as a substrate while Enzyme Y uses fructose as a substrate. At pH=7.0, Enzyme X has a Vmax of 10 μM/s while Enzyme Y has a Vmax of 20 μM/s. Both enzymes have a Km of 3.0 mM for their respective substrates. Which aspects of its reaction will be changed by Enzyme Y?

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#Question id: 11979

#SCPH06 I Botany

A female cat in heat urinates more often and in many places. Male cats congregate near the urine deposits and fight with each other. Which of the following is a proximate cause of this behaviour of increased urination?

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#Question id: 20711

#SCPH01 Biochemistry

During the electron transfer process, usable energy is recovered via a series of redox reactions through the formation of 

1. Energy storage compounds 

2. Electrochemical gradients

3. Vacoules

Which of the below combinations are correct?

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#Question id: 15376

#SCPH01 Biochemistry

If a protein made up of three subunit α₂βγ (Mr. of α = 25000, β = 50000, γ = 75000) which of the following correctly representing SDS and Native (buffer) gel