Global Alignment in Bioinformatics

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What is the purpose of global alignment?

To compare sequences of similar sizes

What is the purpose of local alignment?

To find shared subsequences

In simple alignment, what does a 'gap' represent in the scoring scheme?

A deletion

What solution is recommended for the limitation of exponential alignments between two sequences?

<p>Dynamic programming</p> Signup and view all the answers

What does the optimal alignment of two similar sequences aim to maximize and minimize?

<p>Maximize matches and minimize gaps</p> Signup and view all the answers

In global sequence alignment, what is the purpose of considering the 'best' path for each cell in the matrix?

<p>To identify the optimal alignment between the sequences</p> Signup and view all the answers

What does a positive value in the substitution/match matrix indicate during sequence alignment?

<p>A match between the corresponding bases in the two sequences</p> Signup and view all the answers

How is the quality of an alignment affected by increasing gap penalties?

<p>It leads to more accurate global sequence alignments</p> Signup and view all the answers

Which algorithm is known as Needleman-Wunsch algorithm?

<p>Dynamic programming algorithm for global sequence alignment</p> Signup and view all the answers

In local sequence alignment, what is the primary objective?

<p>To ignore gaps in matched sequences and find best subsequences</p> Signup and view all the answers

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