To what organic group do pentoses belong?
Calculate the molar extinction coefficient of a solution containing 5 *10-4 g litre-1 of a biomolecule, molecular weight 275 g mol-1, and absorbance 0.75 in a 1.2 cm cuvette.
Of what units are, nucleic acids constituted?
Explain how can you determine the reaction, taking place at constant pressure delta (h)?
Name two elements, which are non-metallic in nature in 5th a group?
Which type of chemical bond maintains the pairing of each chain in the dna molecule?
What are similarities and differences between the transcription process and the replication processes?
To calculate the e.m.f of the cell when does the nelsons equation is use?
What are the drawbacks of tissue slices technique?
Explain kararch effect?
Concerning the nitrogen-containing bases that participate in nucleotides what is the difference between dna and rna.
What does ammonal contain?
All technical,written test questions
When it functions as a "second messenger", cAMP a) acts outside the cell to influence cellular processes. b) acts "second in importance" to AMP. c) activates all cytosolic protein kinases. d) activates the cAMP-dependent protein kinase.
Alkaline metals when dissolved in ammonium (NH3) act as better conductor and better reducing agent what is the reason behind it?
