Mutations in genetic m Study guides, Class notes & Summaries

1. In a bacterial cell, the DNA is in the: A) cell envelope. B) cell membrane. C) nucleoid. D) nucleus. E) ribosomes. 2. A major change occurring in the evolution of eukaryotes from prokaryotes was the development of: A) DNA. B) photosynthetic capability. C) plasma membranes. D) ribosomes. E) the nucleus. 3. In eukaryotes, the nucleus is enclosed by a double membrane called the: A) cell membrane. B) nuclear envelope. C) nucleolus. D) nucleoplasm. E) nucleosome. 4. T...

Final exam Straighterline microbiology questions and answers already passed In the nitrogen cycle, which of the following steps involves removal of nitrogen from the atmosphere by bacteria? Nitrogen Fixation If enough H+ ions are added to pure water to raise the H+ concentration of the solution to ten times higher than the original concentration, what is the resulting OH- concentration of the solution? 10-8 M Fungi are able to reproduce asexually by creating conidiospores and sporan...

NUR 242 Oncology Exam 2024 /123 Complete Questions And Answers Rated (A+). Quiz :dysplasia vs neoplasia - Answer :-dysplasia: reversible -neoplasia: irreversible/cancer Quiz :Cell cycle: - Answer :G0 = resting state G1 (Gap 1) S-phase (synthesis) G2 (Gap 2) M (Mitosis) = two identical daughter cells *G1-G2 "interphase" = chromosomes copied Quiz :tumor suppressor genes... - Answer :prevent cells from going through the cell cycle but mutations can make them inactive Ex. BRCA 1 Quiz :...

When chemotherapy is used before primary treatment (surgery) to reduce the size of a solid tumor, it is called what? - Neoadjuvant Therapy Which of the following class of drugs is cell cycle non-specific and therefore can affect the cancer in any phase of the cell cycle? - Alkylating Agents Mutations in genetic material from exposure to chemotherapy are termed? - Genotoxicity The Vinca Alkaloids act in which phase where they prevent cell division? - M Phase Which of the following is likely...

ADH: always digging holes. this is an easy way to remember that antidieuretic hormone allows reabsorption of water from kidneys, therby concentrating the urine. caffeine and alcohol are ADH blockers Anterior Pituitary Hormones "FLAGTOP" F: Follicle Stimulating Hormone L: Luteinizing Hormone A: ACTH G: Growth Hormone T: Thyroid Stimulating Hormone O: MSH - melanOcyte stimulating hormone P: Prolactin FSH in males directly stimulates spermatogenesis - sperm look like "FiSH." In fem...

NUR 242 Oncology Exam 2024 /123 Complete Questions And Answers Rated (A+). Quiz :dysplasia vs neoplasia - Answer :-dysplasia: reversible -neoplasia: irreversible/cancer Quiz :Cell cycle: - Answer :G0 = resting state G1 (Gap 1) S-phase (synthesis) G2 (Gap 2) M (Mitosis) = two identical daughter cells *G1-G2 "interphase" = chromosomes copied Quiz :tumor suppressor genes... - Answer :prevent cells from going through the cell cycle but mutations can make them inactive Ex. BRCA 1 Quiz :...

Genetics Exam 2 practice exam 107 Questions with Verified Answers In five Hfr strains, each of which was used to build a time-of-entry map, the genes entered the recipient cells as follows: Strain 1: S L A C T F Strain 2: N P F T C A Strain 3: T F P N U Y Strain 4: S H Y U N P Strain 5: U N P F T C Which of the following represents a correct compilation of these results? A) S L A C T F P N H C U B) N P F T S L A C H U T C) T C A L S P N U Y H D) U N P F T C A L S T F E) S L A C T F...

True or False: For every kinase there is an equal and active phosphatase correct answer: True Name one example of a protein signal correct answer: Epinephrine Name one small molecule signal correct answer: Acetylcholine or cortisol What are three essential parts of a signaling cascade? correct answer: Initial signal, Binding, and Termination How is a signal turned off? correct answer: Phosphorylate/Dephosphorylate or signal degradation What is a second messenger? correct answ...

Final Exam Straighterline Microbiology 182 Questions with Correct Answers 100% Verified In the nitrogen cycle, which of the following steps involves removal of nitrogen from the atmosphere by bacteria? - Correct Answers Nitrogen Fixation If enough H+ ions are added to pure water to raise the H+ concentration of the solution to ten times higher than the original concentration, what is the resulting OH- concentration of the solution? - Correct Answers 10-8 M Fungi are able to reproduce asex...

Biochemistry Exam 3 Practice Tests 225 Questions with Verified Answers The complementary strand for the sequence 5' GCACTTCG 3' is - CORRECT ANSWER 5' CGAAGTGC 3' Polysomes...? (a) contain multiple mRNA's (b) contain multiple DNA's (c) contain multiple ribosomes (d) contain multiple RNA polymerases (e) a and c - CORRECT ANSWER (c) contain multiple ribosomes "Multiple ribosomes initiate on a SINGLE mRNA Polyribosomes or polysomes"- Ch 7 Proliferating cell nuclear ...