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NEET UG BIOLOGY MCQ: MOLECULAR BASIS OF INHERITANCE
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Select the incorrect statements from the following
(a) There are the evidences that was the first gentic material in the history of life.
(b) No acts as catalyst
(c) replication is said to be semiconservative as it has two strands of polynucleotide chain.
(d) A nitrogenous base is linked to the pentose sugar through -glycosidic linkage.
(a) There are the evidences that was the first gentic material in the history of life.
(b) No acts as catalyst
(c) replication is said to be semiconservative as it has two strands of polynucleotide chain.
(d) A nitrogenous base is linked to the pentose sugar through -glycosidic linkage.
View answer and explanation
Correct option: A
(a), (b) and (c)
Option D (Valine) is correct because the mRNA sequence corresponding to the mutated template strand -GTG- is CAC, which codes for valine.
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show high adaptability to the changing
environment.
Reason: Member of kingdom Monera are
efficient in regulating gene expression. Which of the following is not true for DNA polymerase? Dystrophin gene consists of Read the following four statements (i-iv).
i. In transcription, adenosine pairs with uracil.
ii. Regulation of lac operon by repressor is referred to as positive regulation
iii. The human genome has approximately 30,000 genes
iv. Haemophilia is a sex-linked recessive disease
How many of the above statements are correct? Reactive group of RNA is?