Which of the following is not a gel filtration chromatography?

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#Question id: 2068

#Unit 2. Cellular Organization

Which of the following molecules dramatically increases the rate of diffusion of water across cell membranes?

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#Question id: 5088

#Unit 5. Developmental Biology

 If gastrulation was blocked by an environmental toxin, then ________.

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#Question id: 4313

#Unit 3. Fundamental Processes

Which of the following statements best describes the characteristics of siRNA?

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#Question id: 14971

#Unit 2. Cellular Organization

Bacillus and Clostridium are medically relevant groups of bacteria that characteristically stain 

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#Question id: 15954

#Unit 12. Applied Biology

some given other factors are reported to affect Somatic embryo (SE) regeneration such as

a) high K+ levels and low dissolved O2  levels promote SE regeneration

b) some volatile compounds like ethanol promote SE regeneration

c) low sucrose concentrations inhibit SE regeneration

d) use of sucrose as carbon source improves both SE induction and maturation as compared to maltose 

Which of the following statement must not be true about SE regeneration?