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.
How to Grow Jalapeno Peppers. Peppers, including jalapenos, do best in loamy, well-drained soil with plenty of organic matter. Full sun and warm temperatures are also important when growing jalapeno peppers.