Classes of prokaryotes - Study guides, Class notes & Summaries

Biosphere Regions of the Earth's crust, waters, and atmosphere inhabited by living things Ecosystem a community plus the physical environment community interacting populations in a particular area organism an individual; complex individuals contain organ systems organ system composed of several organs working together organ composed of tissues functioning together for a specific task tissue a group of cells with a common structure and function cell the...

Cell and molecular biology Gerald Karp 7th edition Actual Exam Questions With Answers Robert Hooke - ANSWER- 1665 - English Microscopist - Studied cork. 1st to describe cell; called chambers in corks cells (cellular) since they reminded him of cells occupied by monks living in a monastery; They were actually empty cell walls, the remains of dead cells. Anton van Leeuwenhoek - ANSWER- () Dutch; first to describe living single cells 200 years later - ANSWER- 1830s Full & widespread ...

Biochemistry Exam 1 Exam Questions with 100% Correct Answers | Rated A+ Prokaryotes include how many domains of life? what are they? - two, archaea and bacteria 95% of the cell is made up of what elements? - O,C,H,N what are prokaryotes exclusively? - single cell organisms why are prokaryotes more adaptable to changing environments? what does this allow them to do? - simplicity and *rapid cell division* allows them to evolve to colonize extreme environments 4 classes of monomers? - 1. a...

3 basic shapes of prokaryotes - Spherical coccus, Rod-shaped bacillus, Spiral spirillum (if rigid) or spirochete (if flexible). 3 domains and give an example of each - Domain Archaea- Euryarchaeota Domain Bacteria- Thermus Domain Eukarya- Animal 4 classes of biomolecules and examples - -Carbohydrates(glucose, sugars) -Lipids(oils,fats) -Proteins(protein z) -Nucleic Acids(cytosine, guanine, thymine, uracil, and adenine)(DNA) 8 levels of classification - Domain, Kingdom, Phylum, Class, o...

BIO 201 Chapters 1-4 Verified Answers Adhesion - attraction between molecules of different substances Anions - negatively charged ions Aqueous solutions - solutions in which water is the solvent Archae - domain of prokaryotic organisms that are biochemically and genetically distinct from bacteria Atom - (physics and chemistry) the smallest component of an element having the chemical properties of the element Atomic mass - (chemistry) the mass (in atomic mass units) of an isotope of...

Marine Bio CH. 1, 5, & 6 Quiz 100% Pass What is marine biology? The study of organisms that live in the sea. Marine bio facts not a separate science an applied field of biology and incorporates others: geology, chemistry Marine biologists study organisms that inhabit the sea (living things) Oceanographers study physical aspects (tides, currents) Why study marine bio? since life is believed to have risen in the sea, studying MB could provide a clue about links to our evolution many products c...

5′ cap - A modified form of guanine nucleotide added onto the 5′ end of a pre-mRNA molecule. A site - One of a ribosome's three binding sites for tRNA during translation. The A site holds the tRNA carrying the next amino acid to be added to the polypeptide chain. (A stands for aminoacyl tRNA.) ABC hypothesis - A model of flower formation identifying three classes of organ identity genes that direct formation of the four types of floral organs. abiotic - Nonliving; referring to the ...

Bio 181 practice Exams 120 Questions with Verified Answers Which of the following are NOT effective for mastering new ideas and forming long-term memories that can be accessed and used months or even years later? (choose ALL) A. Concentrating intense studying to the hours before an exam. B. sleep C. reading and re-reading the textbook chapters and notes several times D. practicing remembering ideas and vocabulary through self-quizzing E. elaboration: putting ideas in your own words and...

BIO 205 LECTURE EXAM 1 Questions With 100% Correct Answers Describe Spontaneous Generation and Biogenesis. - answerSpontaneous Generation was discovered by Aristotle that new life comes from non-living inanimate material; biogenesis is that living organisms are required to produce new life. How was Spontaneous Generation disproved? - answerLouis Pasteur developed a special flask in 1864 with a curved neck that allowed air in, but would trap any microorganisms. Pasteur's flask was free fr...

Module 2 Exam Practice 113 Questions with Verified Answers What does RNA Pol I transcribe? - CORRECT ANSWER rRNA What does RNA Pol II transcribe? - CORRECT ANSWER mRNA snRNA What does RNA Pol III transcribe? - CORRECT ANSWER tRNA rRNA snRNA What is wrong with this definition of a gene? "A gene consists of DNA sequences that encode a single polypeptide" - CORRECT ANSWER 1. Not all genes are DNA sequences (RNA viruses) 2. Not all RNA molecules encode for a single polypeptide L...