Biology Questions

A molecule of DNA is a polymer composed of nucleotides. Each nucleotide is composed of a nitrogenous base, a five-carbon sugar (deoxyribose), and a phosphate group.

The temperature danger zone for the food that cannot be stored for long time is between 5 degrees to 63 degrees centigrade.

The average Life span of RBC is 120 days.

Another name for a bundle of nerve fibers is called Fascicles.

REM (Rapid Eye Movement) Sleep Disorder results from the sleep. Too much alcohol consumption too near to the bed time cause this.

Myopia is a disease connected with eyes. Myopia is also called as Nearsightedness.

• It is a common vision condition in which you can see objects near to you clearly, but objects farther away are blurry.

• It occurs when the shape of your eye causes light rays to bend (refract) incorrectly, focusing images in front of your retina instead of on your retina.

Nutritional genomics is a science studying the effects of food and food constituents on gene expression and the relationship between human genome, nutrition and health. It is also known as nutrigenomics. It also studies how genetic variations affect the nutritional environment.