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प्रश्न
Down’s syndrome is a genetic condition with 45 chromosomes.
पर्याय
True
False
MCQ
चूक किंवा बरोबर
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उत्तर
False
Correct statement: Down’s syndrome is a genetic condition with 21 chromosomes.
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संबंधित प्रश्न
What are nucleic acids made of?
Mention the names of the nitrogen bases present in DNA.
Who described the detailed structure of DNA?
State whether the following sentence is true or false:
The two DNA chains are parallel to each other.
Choose the correct answer :
Spirally coiled double strands are observed in ____________
Choose the correct answer :
RNA has uracil instead of ____________
What is the name given to the segments of DNA, which are responsible for the inheritance of a particular character?
Match the Column I with Column II and select the correct option.
| List-I | List-II | ||
| i. | Ribozyme | a. | Lac operon |
| ii. | Friedrich Miescher | b. | DNS as genetic material |
| iii. | Alfred Hershey and Martha Chase | c. | Catalytic RNA molecule |
| iv. | Francois-Jacob | d. | DNA is acidic substance |
Decarboxylation is not involved in:
A nucleoside differs from a nucleotide in not having a ______.
