Plasmids Study guides, Class notes & Summaries

1. Pieces of deoxyribonucleic acid (DNA) that move from one genetic element to another and contain genes for movement and genes for other features are called: a. transposons. b. insertion sequences. c. plasmids. d. chromatoids. ANS: A Insertion sequences only code for movement. REF: 7 OBJ: Level: Knowledge 2. Miniature chromosomes composed of several genes in double-stranded, closed, circular structures are called: a. transposons. b. insertion sequences. c. plasmids. d. chromatoids...

1. Question: Reverse transcription is directed by retroviruses utilizing; 2. Question: After the virus infects, it goes on to incorporate its RNA into the host cell DNA to become this. 3. Question: In this type of bacterial shape, it has the appearance of a comma. 4. Question: What are plasmids capable of? 5. Question: When is a genetic mutation suspected? 6. Question: The cell wall of a Gram positive bacteria was removed to result in the formation of a; 7. Question: What happens when a ba...

The functional unit of genetic information is the A) nucleotide. B) gene. C) chromosome. D) protein. B) gene Which of the following statements is TRUE concerning mRNA? A) mRNA has a very short half-life. B) mRNA has complex secondary structure. C) mRNA is catalytic. D) mRNA is the product of translation. A) mRNA has a very short half-life. 00:01 01:22 DNA-binding proteins interact predominantly within which portion of a double-stranded DNA helix? A) major groov...

Which statement is true about enzymes? Enzymes A. Are made up of a base containing nitrogen, phosphate, and ribose. B. Have activity that is independent of temperature and pH. C. Lose some or all of their normal activity when their 3-D structure is disrupted. D. Provide the activation energy needed to activate a reaction. E. Work once only and then are destroyed. - C. Lose some or all of their normal activity when their 3- D structure is disrupted. You have a multicellular organism that reproduc...

Biology GCSE Questions and Answers Already Graded A What are the parts of an animal (and plant) cell? Nucleus Cytoplasm Cell membrane Mitochondria What are parts of a plant cell? Rigid cell wall Large vacuole Chloroplasts (nucleus, cytoplasm, cell membrane and mitochondria) What does the nucleus do? Contains DNA that controls what the cell does What does the cytoplasm do? Its a gel-like substance where most of the chemical reactions happpen What does the cell membrane do? Holds the cell toge...

Medical Microbiology Final Exam (2023) | Questions & Answers (Graded A+) Medical Microbiology Final Exam (2023) | Questions & Answers (Graded A+) All microorganisms are best defined as organisms that: A. cause human disease B. lack a cell nucleus C. are infectious particles D. are too small to be seen with the unaided eye E. can only be found growing in laboratories - ANSWER - D. are too small to be seen with the unaided eye Which of the following is a difference between prokaryotic...

immunological assay method correct answers What method do we use when we want to find a protein we are interested in but we don't know the exact genetic sequence? antibody binding correct answers What mechanism does the immunological assay method use to highlight the desired protein? primary antibody correct answers In the immunological assay method, the ____ binds to the target protein. secondary antibody correct answers In the immunological assay method, the ____ reacts with the ...

CMMB Questions with complete solution 2024 Which bacteria can have multiple plasmids? - correct answer rhizobium Whats inside of the cytoplasm? - correct answer - soluble proteins (housekeeping) - ribosomes - polysomes -metabolites polysome - correct answer A complex formed when multiple ribosomes are translating the same mRNA into proteins. transcription and trnaslation coupled units metabolites - correct answer molecules made or broken down in the body What does the amount ...

ADVANCED PLACEMENT (AP) BIOLOGY: Plant Biology 122 Questions Correctly Answered | 100% Rated Question 1 Which is of the following is not an adaptation/modification that enabled plants to move from aquatic to terrestrial environments as they evolved? Possible Answers: Stomata Thylakoid membranes Cutin Roots and root hairs Correct answer: Thylakoid membranes Question 2 Which structures did not evolve after plants emerged onto land? Possible Answers: Stomata Seeds Cell wal...

MICROBIOLOGY: 13TH EDITION REAL EXAM QUESTIONS COMBINED LATEST UPDATE 2023/2024 1) In the condition called athlete's foot, the fungus Trichophyton consumes the keratin protein found in hair, nails, and dead skin. Which of the following descriptors does not apply to Trichophyton? A) Saprobe B) Parasite C) Heterotroph D) Eukaryote 2) Which of the following statements is correct? A) All fungi, whether parasiteor saprobe, are heterotrophs. B) All heterotrophs are parasites, but on...