Help!!! From all my L.A folks...Mid-City/Fairfax/Pico-Roberson/Palms and Westside L.A back in the 1970's to 1980's (6 replies) Latest news from Fairfax, CA collected exclusively by city-data.com from local newspapers, TV, and radio stations. Ancestries: Irish (15.0%), Italian (12.2%), English (9.7%), German (8.4%), American (6.5%), European (5.0%).
Quick Answer. Multicellular organisms are composed of more than one cell, while unicellular organisms are a single living cell. This difference determines the size and complexity of an organism, as well as the division of labor within it. Each kind of organism has its own set of survival benefits.
Find out more about page archiving. Simple organisms may be unicellular, consisting of just one cell, while more complex organisms are multicellular. There are two types of cell division. Mitosis is used for growth and repair and produces diploid cells identical to each other and the parent cell. Meiosis is used for sexual reproduction and produces haploid cells different to each other and the parent cell.