1
MCQ (Single Correct Answer)

NEET 2016 Phase 1

The correct statement regarding RNA and DNA, respectively is
A
The sugar component in RNA is a arabinose and the sugar component in DNA is ribose
B
The sugar component in RNA is 2'-deoxyribose and the sugar component in DNA is arabinose
C
the sugar component in RNA is arabinose and the sugar component in DNA is 2'-deoxyibose
D
the sugar component in RNA is ribose and the sugar component in DNA is 2'-deoxyribose.

Explanation

Sugar in DNA is 2'-deoxyribose whereas sugar in RNA is ribose.
2
MCQ (Single Correct Answer)

NEET 2016 Phase 2

The central dogma of molecular genetics states that the genetic information flows from
A
Amino acids $$ \to $$ Proteins $$ \to $$ DNA
B
DNA $$ \to $$ Carbohydrates $$ \to $$ Proteins
C
DNA $$ \to $$ RNA $$ \to $$ Proteins
D
DNA $$ \to $$ RNA $$ \to $$ Carbohydrates

Explanation

The central dogma of molecular genetics is

DNA $$\buildrel {Transcription} \over \longrightarrow $$ RNA $$\buildrel {Translation} \over \longrightarrow $$ Proteins
3
MCQ (Single Correct Answer)

AIPMT 2014

D(+)-glucose reacts with hydroxyl amine and yields an oxime. The structure of the oxime would be
A
B
C
D

Explanation

4
MCQ (Single Correct Answer)

AIPMT 2014

Which of the following hormones is produced under the condition of stress which simulate glycogenlysis in the liver of human beings?
A
Thyroxin
B
Insulin
C
Adrenaline
D
Estradiol

Explanation

Adrenaline is a hormone produced by adrenal glands during high stress or exciting situations. This powerful hormone is part of the human body’s acute stress response system, also called the fight or flight response

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