(It takes two bases to form a rung -- one for each side of the ladder.) A sugar molecule, a base, and a phosphate molecule group together to make up a nucleotide. Nucleotides are abundant in the ...

Viruses are the fastest-evolving biological entity on Earth. This fact explains why we need flu shots every year: Seasonal ...

A new study has shown that variation in the microbiota of the human gut impacts the pharmacokinetics of tamoxifen and thus the effectiveness of the drug.

Sugar alcohol is a reduced-calorie sweetener with a chemical makeup similar to sugar. But is it bad for you? Here's how it ...

Monash University drug discovery researchers have found that a natural fat molecule called ‘lipoxin A4’ (LXA4) could significantly reduce inflammation and improve function for diabetic hearts.

The sucrose molecule has many oxygen-hydrogen (O–H) bonds which are polar. The charge-density model shows the positive areas near the hydrogen atom as blue and the negative area near the oxygen atom ...