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The triplet codons UGA, UAG and UAA are ...

The triplet codons UGA, UAG and UAA are termed as termination codons because they

A

Do not allow ribosomes to bind with mRNA

B

Do not specify any amino acid

C

Prevent binding of tRNA anticodons with mRNA

D

Stop mRNA synthesis

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UGA,UAG and UAA are called termination codons because use they :

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In mRNA , AUG is the initiating codons and UAA, UAG and UGA are terminatinng codona . Therefore, the polypeptide cannot be synthesised beyond any of these triplets to the end of mRNA, then which one of the following mRNA can be translated completely?

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XII BOARDS PREVIOUS YEAR-CUET MOCK TEST SET 1-PART – B (SECTION – IV BIOLOGY )
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  2. Segment of single-stranded RNA(<1500 nts) that remain associated with ...

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  3. Which of the following ecological pyramids will be inverted in shape ?

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  4. When the enzyme Ribulose-1,5-bisphosphate carboxylase/oxygenase(RuBisC...

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  5. Fetal hemoglobin consist of

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  6. The Bursa of Fabricius serves as site of hematopoiesis in

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  7. Red Data Book was prepared to essentially list some animals, plants an...

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  8. Which of the following activities will be severally affected if a pati...

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  9. The number of Barr Body in a human female with 46, XX karyotype can b...

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  10. Animals can be categorized into different species, if they

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  11. Which of the following may not play crucial role in the process of evo...

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  12. What would the probability of getting a normal son from hemophilic mot...

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  13. The food materials in Chlorophycean algea usually stored in the form o...

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  14. A DNA consists of 35% of adenine what would be the percentage of cytos...

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  15. The major function of macula densa in nephron is

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  16. Which of the following features is predominantly responsible for wides...

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  17. Select the statement which is not correct for family Asteraceae

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  18. Casparian strips are present in the cells of

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  19. The major function of hydathodes is

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  20. Which of the following is an important function of velamen tissue ?

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