BIOL 3200

Microorganism - Answer A general term for living organisms that cannot be seen without a microscope, even though some people include viruses and prions in the group. "Ubiquity of Microorganisms" - Answer The concept that microorganisms are everywhere. It is virtually true but not quite. Where are microorganisms not found? - Answer Only places where we intentionally exclude them. Where do we intentionally not allow microorganisms to exist? - Answer Blood, cerebrospinal ...

Who developed the concept of medical statistics? - Answer Florence Nightingale What is the basis for the modern smallpox vaccine? - Answer cowpox virus In the three-domain model, the bacterial ancestor of mitochondria derives from ancient: - Answer respiring bacteria What is used to focus the beam of electrons in an electron microscope? - Answer electromagnets Microbes include members of which of the following groups? - Answer Bacteria, archaea, fungi, viruses Rober...

Macronutrients - Answer nutrients that are required in large quantities - major elements in cell macromolecules (C, O, H, N, P, S) - ions necessary for protein function (Mg^2+, Ca^2+, Fe^2+, K^+) What are the 6 macronutrients that make up carbs, lipids, nucleic acids, and proteins of the cell? - Answer carbon, nitrogen, phosphorus, hydrogen, oxygen, and sulfur What are the 4 macronutrients that are cations and serve as cofactors? - Answer Mg^2+, Fe^2+, K^+, Ca^2+ Cofactor -...

Microbe - Answer living organism that requires a microscope to be seen Groups of microbes - Answer bacteria, viruses, fungi, archaea, protozoan Criteria of microbes - Answer - range in size from millimeters to 0.2 micrometers - some consist of single cell (exceptions, but majority) - each contains, in its genome, capacity to reproduce its own kind (doesn't apply to viruses) Exceptions to microbial criteria - Answer - not all microbes are microscopic - not all microbes ...

increasing life expectancy - Answer antibiotics have played a major role in increasing _________ throughout the world 60-70%, methicillin-resistant S. aureus (MRSA) - Answer antibiotics may soon become useless due to being overprescribed and misused especially in hospital setting and as many as _______ of nosocomial staphylococcus infections are the result of _________ a compound produced by one microbe that adversely affects other microbes - Answer what is an antibiotic? propo...

structural gene - Answer produces a functional RNA, which usually encodes a protein DNA control sequence - Answer regulates the expression of a structural gene -does not encode an RNA or protein -includes promoters and binding sites for regulatory proteins prokaryote - Answer ... chromosomes range from 130 to 14,000 kb pairs noncoding DNA - Answer genomes contain ... ->90% of eukaryotic genomes -only <15% of prokaryotic genomes plasmids - Answer prokaryote ge...