Which of the following is true regarding the methods of gene prediction?

Question

Options:

A . They solely consist of a type called ab initio–based methods

B . The ab initio–based approach predicts genes based on the given sequence alone

C . The ab initio–based approach predicts genes based on the given sequence and relative homology data

D . They solely consist of a type called homology-based approaches

Answer: Option B
Answer: (b).The ab initio–based approach predicts genes based on the given sequence alone

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Question 1. In the ab initio–based approaches—they rely on two major features associated with genes: one of them being the exist....stop codons, intron splice signals, transcription factor binding sites, etc.

Question 2. In the ab initio–based approaches—they rely on two major features associated with genes: one of them being gene con....being gene content, which is statistical description of coding regions.

Question 3. The homology-based method makes predictions based on significant matches of the query sequence with sequences of known g....matches of the query sequence with sequences of known genes.

Question 4. FGENESB is a web-based program that is also based on fifth-order HMMs for detecting coding regions.....

Question 5. The advantage of the ab initio method is that the sequence can be applied as such without having to obtain experimental ....be applied as such without having to obtain experimental information.

Question 6. Ab initio type of algorithm predicts prokaryotic and eukaryotic promoters and regulatory elements based on characteristi....based on characteristic sequences patterns for promoters and regulatory elements.

Question 7. Operon prediction is less important in prokaryotic promoter prediction.....

Question 8. To improve the specificity of prediction, some algorithms selectively ______ coding regions and focus on the upstream re....In that sense, promoter prediction and gene prediction are coupled.

Question 9. Which of the following is incorrect regarding the ab initio approaches?....

Question 10. Once an operon structure is known ______ for the presence of a promoter and regulatory elements _____ in the operon do n...._____ in the operon do not possess such DNA elements.

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