Light enters the eye through the pupil, and the iris regulates the amount of light by controlling the size of the pupil. The iris contains two groups of smooth muscles; a circular group called the sphincter pupillae, and a radial group called the dilator pupillae.
Jalapeno peppers are used to flavour chilli The ingredient which makes jalapeno peppers hot also makes prostate cancer cells commit suicide, a study suggests.
Like to spice up your food with some jalapenos? If so, did you also know jalapeno peppers provide you with plenty of health benefits? If not, read on to find out the healthy wonders of this pepper. Peppers contain a chemical known as capsaicin, which is actually what gives peppers their hot properties.