Practice Questions

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#Question id: 10336

methemoglobinemia, a disease, What will cause inside the human body?

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

It convert nitrate into nitrosamines, which are potent carcinogens
In infant methemoglobinemia is also called “blue baby syndrome”
The liver reduces nitrate to nitrite, which combines with hemoglobin and renders hemoglobin unable to bind oxygen
Reduction of nitrate into ammonia, which combines with myoglobin and caused unable to bind with the oxygen

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#Question id: 2603

#SCPH01 Biochemistry

If no ribosome begins translation of the leader peptide AUG, the hairpin forms by pairing of sequences 1 and 2, preventing formation of the 2 –3 hairpin, and allowing formation of the hairpin at sequences 3 –4, the condition is

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#Question id: 3852

#SCPH05 I Biotechnology

Which of the following is NOT one of the three stages of transcription?

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#Question id: 9186

#SCPH06 I Botany

A pathogenic fungus invades a plant. What does the infected plant produce in response to the attack?

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#Question id: 4353

#SCPH01 Biochemistry

The cAMP receptor protein (CRP) is said to be responsible for positive regulation of the lac operon because __.