For taxable years beginning after December 31, 2015, the Form 1120 family of returns (except Form 1120-C, Form 1120S, and Form 1120-IC-DISC) is due on or before the 15th day of the fourth month following the close of the C corporationâs tax year, with one exception as follows.
Measles, mumps, and rubella are viral diseases. All can be very serious. Measles starts as a fever, cough, runny nose, conjunctivitis (pinkeye), and a red, pinpoint rash that starts on the face and spreads to the rest of the body. If the virus infects the lungs, it can cause pneumonia.
Main Difference â Flagella vs Pili. Flagella and pili are appendages found in the invertebrate cell body. Both flagella and pili are made up of proteins. Flagella are whip-like and pili are hair-like. Flagella are extended from the interior cell body while pili extend from the cell surface. pili are mostly found in bacteria.