A, B and C start running at the same time and at the same point in the same direction in a circular stadium. A completes a round in 252 seconds, B in 308 seconds and C in 198 seconds. After what time will they meet again at the starting point?

#Question id: 478

#Unit 1. Molecules and their Interaction Relevant to Biology

The steps of glycolysis between glyceraldehyde 3-phosphate and 3-phosphoglycerate involve all of the following except:

#Question id: 911

#Unit 1. Molecules and their Interaction Relevant to Biology

The correct order for molecular chaperone–mediated protein folding is:

I – exchange of ATP for ADP on chaperone

II – chaperone undergoes conformational change, which affects protein folding

III – chaperone binds to exposed hydrophobic residues on unfolded protein

IV – folded protein is released

#Question id: 5756

#Unit 8. Inheritance Biology

Type of mutation caused by an addition or deletion of a base in a polypeptide-encoding part of a gene

#Question id: 944

#Unit 1. Molecules and their Interaction Relevant to Biology

Because they lack aspartate kinase and aspartate semialdehyde dehydrogenase, ________ cannot synthesize lysine, methionine or threonine.

#Question id: 9151

#Unit 9. Diversity of Life Forms

What would be the effect on climate in the temperate latitudes if Earth were to slow its rate of rotation from a 24-hour period of rotation to a 48-hour period of rotation?