Biology

Ronnie Marinaccio5/23/11 Mr.VernachioBiology 1. The structure of bacteria is referred to as truly(prenominal) minor(ip) pickle shaped organisms. Bacteria are cover in pili which are tiny hairs that cover the bacteria. These pili play a boastful role for the bacteria. It helps assist the bacteria to tie up to new(prenominal) organisms and a exchangeable even other cells. Bacteria have a trace like object called a flagella which enables them to impel around. The flagella helps them expire to nutrients that they admit to pass away. The smallness of bacteria is an advantage because the only former that could kill it would be an antidote or a vaccine. The virus structure varies more than bacterias structure scantily now it is predominately small. It has a head, neck, body sheath), and tail fibers that look like legs. The head, which is excessively kn suffer as the capsid contains all the desoxyribonucleic acid of the virus. The tail is employ for walking arou nd, epoch the fibers are used to attach and infect organisms. The structure is so dangerous because it is very small and hard to kill off. 2. The virus in the picture palace shows a lytic infection because the virus in the movie was on a host which was the human. Therefore in the other star it does non have to be on a host time a lytic infection does. In the movie the virus could non survive without the host. 3. Bacteria most often reproduce by a process called binary fission. This fission creates a a plentitude identical bacteria cell. There is helpful bacteria such(prenominal) as the bacteria that is in food, fuel, and many other things that we pauperism to live a healthy life. The harmful bacteria displace humans daily and spread very easily. 4. There is a strong debate on weather viruses are aerial or not living. An argument saying that they are not living is because they can not replicate on their own and need another living cell in domiciliate to replicate . Viruses as well as can not grow, they are! not imperturbable of cells, and they do not create waste. Many people also think that they are alive because they do...If you want to get a full essay, order it on our website: OrderCustomPaper.com

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