19th Nov Molecular Basis of Inheritance Quiz 1 – Punjab Meritorious School Preparation Portal

Welcome to your 19th Nov Molecular Basis of Inheritance Quiz 1 CBT TEST

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Name

Email

School Name with City

Phone Number

The packaged structure of DNA in prokaryotes is called as

Nucleosome

Nucleoid

Chromatin

Nucleolemma

Cytoplasmic male sterility in maize is due to defective

Chloroplasts

Mitochondria

Allosomes

Lysosomes

Chargaff's rules of base pairing is applicable for

Single stranded DNA

Double stranded DNA

Single stranded RNA

All except (3)

Which one is 6-membered single-ring structure with N at 1st and 3rd position?

Cytosine

Thymine

Adenine

Both (1) & (2)

Central dogma of molecular biology was proposed by

F. Crick

H. Temin

D. Baltimore

M. Wilkins

Which of the following characters is/are not related to Down's syndrome?

Short stature and small round head

Furrowed tongue and partially open mouth

Big and wrinkled tongue

Gynaecomastia

Two nucleotides are linked through

Glycosidic linkage

Phosphodiester linkage

H-bond

Peptide linkage

Vertical rise per bp of B-DNA is

3.3 A

3.8 A

3.4 A

2.56 A

Reverse transcriptase can synthesise

DNA → DNA

DNA → RNA

RNA → Protein

RNA → DNA

Cytidine is a

Nucleoside

Nucleotide

Dicyclic Nitrogen base

Monocyclic nitrogen base

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