Mutagens - Study guides, Class notes & Summaries
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Pathophysiology Exam 1 Study Questions and Answers with Verified Solutions 2024
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An ordered photographic display of a set of chromosomes from a single cell is a(n): 
A) metaphase spread. 
B) autosomal spread. 
C) karyotype. 
D) anaphase spread. - c 
 
An error in which homologous chromosomes fail to separate during meiosis is termed: 
A) aneuploidy. 
B) nondisjunction. 
C) polyploidy. 
D) anaplasia. - b 
 
A somatic cell that does not contain a multiple of 23 chromosomes is called: 
A) an aneuploid cell. 
B) a euploid cell. 
C) a polyploidy cell. 
D) a haploid cell. - a 
 
A...
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PCAT practice test questions biology
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which of the following is most responsible for generating genetic diversity in bacteria? 
a) rapid asexual reproduction 
b) environmental mutagens 
c) selective mating 
d) metabolic diversity - Answer- environmental mutagens 
 
during the citric acid cycle, which enzyme is responsible for synthesizing fumarate to succinate? 
a) fumarase 
b) malata dehydrogenase 
c) succinate coenzyme Q reductase 
d) citrate synthase - Answer- succinate coenzyme D reductase 
 
which of the following is not a func...
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BIO 101 Exam 3 Salihu WVU with Certified Answers
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BIO 101 Exam 3 Salihu WVU with 
 
Certified Answers 
 
chromatin material chromosomes are made of; consists of RNA, DNA, and protein 
 
sister chromatids replicated chromosomes that are identical 
 
homologues maternal and paternal copies of a chromosome 
 
centromere region of contact after replication located near the middle of two strands 
 
spindle fibers fibers that extend from one side of the cell to the other that pull the sister 
chromatids in anaphase of mitosis 
 
cytokinesis stage fol...
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BIOC 385 Exam 4 || A+ Graded Already.
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How is the Ames test used to quantitate mutagenic potential of chemical compounds? Select the TWO best answers. correct answers The Salmonella test strain used in the Ames test contains a mutation in the histidine biosynthetic pathway, which is used to identify compounds that induce back mutations to permit bacterial growth on histidine free plates. 
 
The chemical compound to be tested is added to a filter paper disk and placed on agar plates containing the tester Salmonella strain; potent muta...
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BIO 205 exam 1 Questions And Answers.
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Nucleoid is a region/structure found only in ____ cells. 
a) prokaryotic 
b) eukaryotic 
c) bacterial 
d) Both A and C - Answer-Prokaryotic/bacterial 
A plasmid is double-stranded DNA. True or false? - Answer-True 
A plasmid-gene or a chromosomal-gene (piece of DNA with a specific product) will always produce 
a________. 
a) carbohydrate 
b) ATP 
c) Protein 
d) Lipid - Answer-Protein 
DNA polymerase is a(n) 
a) lipid 
b) polysaccharide 
c) enzyme 
d) nucelic acid - Answer-c- enzyme 
DNA transcri...
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BIO 205 Exam Questions With 100% Correct Answers
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BIO 205 Exam Questions With 100% 
Correct Answers 
Nucleoid is a region/structure found only in ____ cells. 
a) prokaryotic 
b) eukaryotic 
c) bacterial 
d) Both A and C - answerProkaryotic/bacterial 
A plasmid is double-stranded DNA. True or false? - answerTrue 
A plasmid-gene or a chromosomal-gene (piece of DNA with a specific product) will always 
produce a________. 
a) carbohydrate 
b) ATP 
c) Protein 
d) Lipid - answerProtein 
DNA polymerase is a(n) 
a) lipid 
b) polysaccharide 
c) enzyme 
...
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MEDT491 Exam 2 Quizzes || with Error-free Solutions.
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Which, if any, of the following statements is false, regarding the sources of genetic variation? 
 
A. Most of the inherited changes in our DNA arise because of exposure to extracellular mutagens, including radiation sources and chemical mutagens. 
 
B. Most of the inherited changes in our DNA arise because of unavoidable endogenous errors in cellular mechanisms and harmful effects of certain natural molecules and atoms within our cells. 
 
C. Errors in DNA replication and DNA repair are a major...
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PCAT biology practice test Questions and Answers with 100% Complete Solutions | verified &updated 2024
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PCAT biology practice test Questions and Answers with 100% Complete Solutions | verified &updated 2024 
which of the following is most responsible for generating genetic diversity in bacteria? 
a) rapid asexual reproduction 
b) environmental mutagens 
c) selective mating 
d) metabolic diversity - environmental mutagens 
during the citric acid cycle, which enzyme is responsible for synthesizing fumarate to succinate? 
a) fumarase 
b) malata dehydrogenase 
c) succinate coenzyme Q reductase 
d) cit...
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NYS Esthetics Written Exam Questions and Answers
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NYS Esthetics Written Exam Questions and Answers 
According to New York State laws, rules and regulations, individual esthetician license 
expires how many years from the date of issuance? - Correct Answer ️️ -4 years 
According to New York State laws, rules and regulations making a false statement on 
an esthetics license application can result in a maximum fine of? - Correct Answer ️️ - 
$500 
New York State Department of rules and regulations prohibit the use of non-disposable? 
- Cor...
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NYS ESTHETICS WRITTEN EXAM REVIEW QUESTIONS AND ANSWERS, GRADED A+
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NYS ESTHETICS WRITTEN EXAM REVIEW QUESTIONS AND 
ANSWERS, GRADED A+ 
According to New York State laws, rules and regulations, individual esthetician license expires how many 
years from the date of issuance? - -4 years 
According to New York State laws, rules and regulations making a false statement on an esthetics license 
application can result in a maximum fine of? - -$500 
New York State Department of rules and regulations prohibit the use of non-disposable? - -Powder 
puff 
New York Sta...
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