Biology - Mock Test 37

Question 361

One of the following is true with respect to AUG

A) It codes for methionine only. B) It is also an initiation codon. C) It codes for methionine in both prokaryotes and eukaryotes. D) All of the above.

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Question 362

Which of the following statements is the most appropriate for sickle cell anaemia

A) It cannot be treated with iron supplements. B) It is a molecular disease. C) It confers resistance of acquiring malaria D) All of the above.

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Question 363

The promoter site and the terminator site for transcription are located at

A) 3’ (downstream) end and 5’ (upstream) end, respectively of the transcription unit B) 5’ (upstream) end and 3’ (downstream) end, respectively of the transcription unit C) the 5’ (upstream) end D) the 3’ (downstream) en

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Question 364

The fact that a purine base always paired through hydrogen bonds with a pyrimidine base leads to, in the DNA double helix

A) the antiparallel nature B) the semiconservative nature C) uniform width throughout DNA D) uniform length in all DN1⃣

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Question 365

Both deoxyribose and ribose belong to a class of sugars called

A) trioses B) hexoses C) pentoses D) polysaccharides.

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Question 366

A nucleoside differs from a nucleotide. It lacks the

A) base B) sugar C) phosphate group D) hydroxyl group

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Question 367

Reproductive age in women starts when their

A) menstruation starts B) breasts start developing. C) body weight increases. D) height increases

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Question 368

Adolescents should be careful about what they eat, because

A) proper diet develops their brains B) proper diet is needed for the rapid growth taking place in their body C) adolescents feel hungry all the time D) taste buds are well developed in teenagers

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Question 369

The number of nuclei present in a zygote is

A) one B) two C) four D) none

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Question 370

A tadpole develops into an adult frog by the process of

A) fertilization B) metamorphosis C) embedding D) budding

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