Can independent origins be established for two families of transport systems having no sequence or motif similarities without three-dimensional structural data?
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what is a qi number?
What is the science of bioinformatics?
Describe the aim of microarray data analysis?
When X-Ray photons collide with electrons (a) They slow down (b) Their mass increases (c) Their wave length increases (d) Their energy decreases.
How is the position of a nucleotide substitution on genome detected? I mean that it is on exon, intron or promoter region?
A constant voltage is applied between the 2 ends of a uniform metallic wire. Some heat is developed in it. The heat developed is doubled if (a) both the length and radius of the wire are halved. (b) both the length and radius of the wire are doubled (c) the radius of the wire is doubled (d) the length of the wire is doubled.
what is QSAR (quantitative structure-activity relationship?
which instrument is most commonly used to observe the external features of grasshopper's abdomen?
What is the idea behind ?weighting? sequences in the package CLUSTAL W for multiple alignment? How are these weights calculated?
What is the product of the irrational roots of the equation (2x-1)(2x-3)(2x-5)(2x-7)=9?
Which of the following is not an essential condition for interference (a) The two interfering waves must be propagated in almost the same direction or the two interfering waves must intersect at a very small angle (b) The waves must have the same time period and wavelength (c) Amplitude of the two waves should be the same (d) The interfering beams of light must originate from the same source.
How to compare two DNA sequences?