Pat-7.Organisms have a nucleus surrounded by a nuclearmembrane. Genetic material is concentrated mainlyin-chromosomes, which consist of DNA-strands andprotein molecules. These cells divide mitotically. ItA. -ProkaryotesB. EukaryotesC. BacteriophagesD.-VirusesE. Bacteria

A cell is a smallest structural and functional unit of organisms. Cellular arrangement or the…

Answered: 7. Organisms have a mucleus surrounded…

Biology 2e

2nd Edition

ISBN:9781947172517

Author:Matthew Douglas, Jung Choi, Mary Ann Clark

Publisher:Matthew Douglas, Jung Choi, Mary Ann Clark

Chapter4: Cell Structure

Section: Chapter Questions

Problem 6RQ: Prokaryotes depend on to obtain some materials and to get rid of wastes. ribosomes flagella cell...

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Prokaryotes depend on to obtain some materials and to get rid of wastes. ribosomes flagella cell division diffusion
Which of these do all prokaryotes and eukaryotes share? a. nuclear envelope b. cell walls c. organelles d. plasma membrane
Which of the following organisms is a prokaryote? a. amoeba b. influenza A virus c. charophyte algae d. E. coli
Which of the following consist of prokaryotic cells? bacteria and fungi archaea and fungi protists and animals bacteria and archaea
Which of the following is found both in eukaryotic and prokaryotic cells? a. nucleus b. mitochondrion c. vacuole d. ribosome
Match each prokaryotic structure with its corresponding function. [Each choice will be used exactly once.] 00 Function as sites of protein production. Region containing long circular double- stranded DNA. Involved in transfer of DNA. Adhere the cell too other surfaces. 1. Fimbriae 2. Pili 3. Nucleoid 4. Ribosome
04.PMA.Blology Which of these comparisons correctly characterizes prokaryotic and eukaryotic cells? OOnly prokaryotic cells have flagella, while only eukaryotic cells have cilia. O Only prokaryotic cells have cell membranes, while only eukaryotic cells have cell walls. OOnly prokaryotic cells have chloroplasts, while only eukaryotic cells have mitochondria. OOnly prokaryotic cells have free DNA, while only eukaryotic cells have membrane-bound DNA.
1) Circle all the structures below that are found in both prokaryotes and eukaryotes Peroxisomes Golgi apparatus Plasma membrane Ribosomes RNA Nucleus Chloroplasts Rough endoplasmic reticulum DNA
01: Write T' if the statement is true and 'F' if the statement is false.: 1- Antibiotic resistance is one of the special properties of a Plasmid. 2- Archaea was discovered as a new group by using 16s FRNA.A 3- Prokaryotic cells can be divided into Bacteria and Eukarya. 4- Selective forces can't be involved in setting the cells morphology. 5- The main function of cytoplasmic membrane is selective permeability which means that nutrients transported in and waste products out. 6- Eukarya is much more closely related to Bacteria than to Archaea. 7- Griffith's transformation was done in Streptococcus pneumoniae. 8- Lysozyme can cleave the glycosidic bond B-1,3 between sugars in peptidoglycan 9. Porins are transmembrane lipid channels found in cytoplasmic membrane for entrance and exit of - solutes, 10-Cell walls of some Archaea contain S-layer which is polysaccharide polymers
Chapter 1- The Main themes of Microbiology List the organisms that are studied in microbiology. Give the Domain and/or kingdom in which they belong. How microorganisms are used to solve environmental, agricultural and medical problems? List 5 differences in Prokaryotic and Eukaryotic cells. Why are viruses not classified in the kingdoms of life? What is hypothesis? How do the scientists come up with hypothesis? What is theory? What is the Germ Theory of Disease? List the contributions of Louis Pasteur, Robert Koch, and Joseph Lister in the germ theory. List three emerging diseases. List contributions to the field of microbiology by Antoine van Leeuwenhoek, Edward Jenner, Alexander Fleming, and Paul Ehrlich. What is traditional Whittaker system of classification? What is Woese-Fox system of classification? What is a taxon? What is phylogeny? How do you write scientific name of organisms?
2. Describe a prokaryotic cell in depth and give an example of an organism that is made of prokaryotic cells. 3. Describe a eukaryotic cell in depth and give an example of an organism that is made of eukaryotic cells.
A. Sentence Completion. Fill in the vocabulary term that best completes each statement. folded membranes 1. In the phylum in the cytoplasm contain pigments for photosynthesis. 2. Cells that lack a distinct nucleus are members of the Kingdom 3. Bacteria that retain the stain crystal violet, which makes them purple, are termed 4. An RNA virus that makes DNA from RNA is called a 5. Harmful bacteria capable of causing infections are called 6. One of the earliest kinds of bacteria to inhabit the earth are thought to be the B. Word Relationships- In each of the following sets of terms, three of the terms have common characteristic. One term does not belong. Identify the term that does not be'ong. 7. coccus, bacillus, virus, spirillum 8. pathogen, saprobes, germ theory of disease, koch's postulates

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7. Organisms have a mucleus surrounded by a nuclear- membrane. Genetic material is concentrated mainly in-chromosomes, which consist of DNA strands and protein molecules. These cells divide mitotically. It A.-Prokaryotes B. Eukaryotes C. Bacteriophages D.-Viruses E. Bacteria