What is a DNA array?

2143

---

What is a homologue?

2284

---

Describe the aim of microarray data analysis?

2432

---

How a cluster algorithm works?

2114

---

How the Algorithm works?

2010

---

What are the main differences between parsimony,distance and likelihood-based algorithms?

2169

---

What is the input and outpit of a distance based algorithm?

2327

---

Explain about needleman-wunsch algorithm?

2239

---

What does the ultrametric property of a tree tell us about the evolutionary process?

2455

---

What is the difference in terms of connectivity between a scale free network and random network?

1911

---

What two possibilities are there to describe how gene fragments may have evolved?

2262

---

Suppose you used the NCBI Blast server to look for a match to a fruit-fly gene. Suppose further that the best alignment contained this section of an alignment: Hit from database: XXXXXXXXXXXXXXNFSTSQ User sequence: SLEAEAAPASISPSNFSSSQ What do the Xs signify?

1993

---

Suppose the Blast search returned 100 hits. Of these, 17 were false positives and we knew that there were 165 sequences in the database which should have returned a hit with our sequence. How many false negatives were there, and what is the sensitivity and selectivity of Blast in this instance?

2331

---

What is the idea behind ?weighting? sequences in the package CLUSTAL W for multiple alignment? How are these weights calculated?

2043

---

Why are Plasmodiophoromycetes not true fungi?

3125

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