One end of a ribbon of 280 cm length is fixed with a small toy car traveling at a uniform Speed if the ribbon crosses one side of a table in 60 second and passes an ant standing On the same side of the table in 20 seconds, what is the length of that side of the table?

#Question id: 1225

#Unit 4. Cell Communication and Cell Signaling

The dissociation constant Kd for a receptor-ligand complex is

a. a measure of the affinity of the receptor for the ligand.

b. the concentration of the ligand at which half of the receptors contain bound ligand.

c. a measure of the time it takes for a ligand to be converted to a product.

d. equal to koff/kon 

#Question id: 27087

#Unit 1. Molecules and their Interaction Relevant to Biology

There are two single bonds on either side of the peptide bond. What are the angles of rotation of these bonds known as?

#Question id: 11609

#Unit 6. System Physiology – Plant

All of gibberellins are tetracyclic diterpenoid acids, but only a few of which, have intrinsic biologically active gibberellins these are__

#Question id: 4737

#Unit 8. Inheritance Biology

Two independent pure line varieties having white and green phenotype in their fruit were cross, the all f1 progeny is white fruit. The F2 progeny obtain from selfing show white, yellow and green in ratio of 12:3:1. Which of the following is correct?

#Question id: 15182

#Unit 13. Methods in Biology