题目内容

What do we call people who appear in TV or film productions as ordinary people in the background?

A. additions
B. extras
C. freelancers
D. agents

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Choose the incorrect statement for the open reading frame.

A.It is helpful in deciding whether the clone is correct or not
B.It consists of an initiation codon
C.It consists of a termination codon
D.The presence of introns doesn’t affect the open reading frame

Introns are ________ in nature and the sequence is _______ than exons.

A.coding, less random
B.non-coding, less random
C.non-coding, more random
D.coding, more random

If the genome size is small, then sequencing of the entire genome is ___________

A.easy
B.difficult
C.independent of the size of genome
D.not possible

Which of the following molecules can be analyzed using a northern blot?

A.RNA
B.Carbohydrates
C.Proteins
D.DNA

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