A 'V' shaped chromosomes has to _____________
- Aacrocentric
- ✓metacentric
- Ctelocentric
- Dsub-metacentric
Answer: B.
View full solution →Question types
Structure of Chromosomes question types
57 questions across 7 question groups — pick any mix to generate a Biology paper with step-by-step answer keys.
57
Questions
7
Question groups
5
Question types
01
MCQ
17 Q→02Fill in the blanks.
5 Q→03[1 Mark Question Answer]
21 Q→04[2 Mark Question Answer]
5 Q→05[3 marks Question Answer]
3 Q→06[5 Mark Question Answer]
2 Q→07TRUE / FALSE
4 Q→Sample Questions
Structure of Chromosomes questions
One sample from each question group in this chapter. Select any group above to see the full set with answer keys.
Spirally coiled double strands are observed in ____________
- ✓DNA
- Bchromosome
- CRNA
- Dchromatin
Answer: A.
View full solution →RNA has uracil instead of ____________
- Aadenine
- ✓thymine
- Cguanine
- Dcytosine
Answer: B.
View full solution →Which of these is not present in $\ce{DNA}$?
- AAdenine
- BThymine
- ✓Uracil
- DCytosine
Answer: C.
View full solution →Adenine is a $.......$
- ✓nitrogen base
- Bpentose sugar
- Cfatty acid
- Denzyme
Answer: A.
View full solution →DNA stands are made up of, pentose sugar and four types of ______ bases.
DNA acts as director of ______ synthesis.
There are two nucleic acids ______ and ______.
Chromatin fibre is made up of DNA and ______.
DNA replicates in the ______ of the cell cycle.
What are autosomes? How many are present in man?
At which stage are chromosomes best observed?
Write a sentence of the following:
Telomere
Telomere
Write a sentence of the following:
Secondary constriction
Secondary constriction
Write a sentence of the following:
Centromere
Centromere
What are chromosomes? Why are they called so?
What happens to chromatin during prophase and metaphase of mitosis?
What are the rungs of the "DNA ladder" made of?
What are nucleic acids made of?
Give the importance of chromosomes as hereditary material.
Briefly mention the structure of a typical chromosome.
What is the importance of DNA?
Mention three differences between DNA and RNA.
Label the lettered parts of the given figure and answer the following questions:
(i) What does this diagram represent?
(ii) What is the importance of'd'?
(iii) What are the 'staining' properties of 'b' and 'c'?
(iv) Who gave the term used for this structure today?
(v) What is a?
(vi) Is 'e' present in all chromosomes?
(i) What does this diagram represent?
(ii) What is the importance of'd'?
(iii) What are the 'staining' properties of 'b' and 'c'?
(iv) Who gave the term used for this structure today?
(v) What is a?
(vi) Is 'e' present in all chromosomes?
Write a short note on features of DNA.
In any specimen of DNA, the total molar amount of A + G = T+ C.
Genes are arranged in a linear order on a chromosome.
The two DNA chains are parallel to each other.
Each spiral of the DNA has 12 nucleotides.
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