BIOL 250 FINAL EXAM Questions with 100% Correct Answers

Robert Hooke Correct Answer developed the first microscope, used to look at plant cells, first to use the term cells-- looked like what monks lived in Anton Van Leeuwenhoek Correct Answer father of microbiology First to look at living material-- scraped his teeth and saw that sick people had different microogranisms than his did Carolus Linnaeus Correct Answer binomial nomenclature Schleiden and schwann Correct Answer formulated the cell theory-- cells are fundamental unit of life and carry out functions of all living things Louis Pasteur Correct Answer swan flask experiment-- if the flask was tipped then it would come in contact with particles and growth would occur immediately Koch's postulates Correct Answer When determining the causative agent of disease... 1. Specific causative agent must be fond in every case of the disease 2. The disease organism must be isolated into pure culture 3. Inoculate a sample of the culture into a previously healthy individual-- must produce the same disease symptoms 4. Culture recovered from the inoculated animal must be the same as the original disease causing agent What did Koch identify the causative agents of Correct Answer cholera-- Vibrio cholerae Tuberculosis--Mycobacterium tuberculosis Anthrax-- Bacillus anthracis Phillip Semmelweis Correct Answer doctors should wash their hands-- connection between doctors doing autopsies and delivering babies Joseph Lister Correct Answer father of antiseptic surgery Atom Correct Answer smallest chemical unit Element Correct Answer composted of one kind of matter Molecule Correct Answer two or more atoms combied-- O2 Compound Correct Answer multiple elements- C6H12O6 Atomic weight Correct Answer sum of protons and neutrons Atomic number Correct Answer sum of protons in the nucleus