Pertussis (Whooping Cough) Pertussis, also known as whooping cough, is a highly contagious respiratory disease. It is caused by the bacterium Bordetella pertussis. Pertussis is known for uncontrollable, violent coughing which often makes it hard to breathe. After fits of many coughs, someone with pertussis often needs to take deep breaths which result in a whooping sound.
The carotenoids are red, orange, and yellow pigments synthesized by all green plants and some microbes. They have an essential function in photosynthesis and in attracting the attention of animals.he carotenoids are red, orange, and yellow pigments synthesized by all green plants and some microbes. They have an essential function in photosynthesis and in attracting the attention of animals.
â¢ CAROTENOID (noun). The noun CAROTENOID has 1 sense: 1. any of a class of highly unsaturated yellow to red pigments occurring in plants and animals. Familiarity information: CAROTENOID used as a noun is very rare.Dictionary entry details.yponyms (each of the following is a kind of carotenoid): carotene (yellow or orange-red fat-soluble pigments in plants). lycopene (carotenoid that makes tomatoes red; may lower the risk of prostate cancer). beta-carotene (an isomer of carotene that is found in dark green and dark yellow fruits and vegetables).