Draw the E-R diagram for the database of a departmental store having the following relational database scheme Employees(e-no, address) Department(d-name) work-n(e-no, d-name) Looking-after(d-name, e-no) Item (item-no, brand-name, model-no, cost-price, sale-price)

12914

How to Insert Genomic DNA into yeast ?

2137

Did integral membrane transport proteins arise as an independent protein class or from other types of proteins?

993

How long will a train 100m long traveling at 72kmph take to overtake another train 200m long traveling at 54kmph?

3374

How to find a sequence of dna molecule?

2105

What are the bioinformatic tools applied to micromolecular evolution?

1046

Did bacteria, archaea, and eukaryotes exchange transporter genes appreciably during the past two billion years?

1130

In the next two or three years what will the important advances in the field be?

1095

How to Count number of nucleotide substitutions ?

2266

what is the principle involved in Biometry?

2267

How to predict the function of a gene (product)?

1955

What is enzyme-ligand interaction?

1993

Explain about needleman-wunsch algorithm?

2233

How the Algorithm works?

2008

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?

2323