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Test your basic knowledge |
Recombinant Dna Technology
Start Test
Study First
Subjects
:
health-sciences
,
genetics
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. Scientific explanation of how life changes over time - science is based off of evidence - science is obtained with observation and testing - science is always open to question
Recombinant DNA technology
Sexual reproduction
Founder effect
Evolution
2. Cells that can become any cell in the body; found in the embryo
Totipotent stem cells
Microevolution
Reproductive fitness
Mutation
3. All species on earth are fixed; no changes - no new species - no extinction
Historical Context of evolution
Embryology
Mutation
Gel Electrophoresis
4. Differences in appearances between the sexes
Restriction enzymes
Evolution
Embryology
Sexual dimrphism
5. Pharmaceutical animals; cloned animals used ot produce products for humans
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6. In related organisms the underlying anatomy is similar even when the function is different
Homology
Hutton
Diploiding
Intersexual selection
7. Cuts DNA in specific sites; the fragments created are usually predictable
Restriction enzymes
Biogeography
Natural selection
Neutral Variation
8. Directional selection - Disruptive selection - Stabalizing
Modes of Selection
Intersexual selection
Most organisms are...
plasmid
9. A widely accepted idea with lots of evidence
Stabilizing
Gel Electrophoresis
Intrasexual selection
Theory
10. Selects for the middle and against the extremes
Descent with Modification2
Stabilizing
Reproductive fitness
Linnaeus
11. Came up with the term Uniformitarianism(mechanisms for change in the past still occur today; believed at first there was no evolution
Micro - sort
Lyell
Germinal choice
Gene flow
12. Form of reproduction more used because it creates Variation
Descent with Modification
Historical Context of evolution
Most organisms are...
Sexual reproduction
13. The movement of genes between two populations e.g. migration - immigration
Gene flow
Bottleneck effect
Theraputic cloning
Sexual dimrphism
14. Traits that are neither advantageous nor disadvantageous; there is no selection
Intrasexual selection
Neutral Variation
Descent with Modification2
Molecular similarity
15. A circular piece of DNA in bacteria where the gene is placed in Recom. DNA technology
plasmid
Sexual selection
Pluripotent stem cells
Genetic drift
16. Closely related organisms have more similar DNA sequences and protein structures
Sexual selection
Gene Therapy
Molecular similarity
Cuvier
17. Results in a genetically identical inidvidual
Gene Therapy
Homology
Reproductive cloning
Transitional forms
18. Cells that can become only a few different types of cells; mostly adult stem cells; found in bone marrow - the skin epidermis - etc; can sometimes be turned into Totipotent stem cells
plasmid
Heterozygote Advantage
Pluripotent stem cells
Gene flow
19. Recessive traits persistent to a certain population; recessive alleles hide from selection
Directional selection
Modes of Selection
Diploiding
Hutton
20. Came up with the term catastrophism(sudden events that lead to extinction - but not in todays time)
Lyell
Totipotent stem cells
Preimplantation Genetic diagnosis (PGD)
Cuvier
21. The organism with the most advantageous traits will survive
Natural selection
Mutation
Gene flow
Artificial selection(breeding)
22. Results in a tissue or an organ that is identical to the DNA donor
Theraputic cloning
Artificial selection(breeding)
DNA fingerprinting
Microevolution
23. When a population becomes smaller and a few individuals survive the event
Bottleneck effect
Totipotent stem cells
Artificial selection(breeding)
'Pharm' animals
24. Cells that can turn into other cells
Sexual dimrphism
Transitional forms
Stem cells
Biogeography
25. The process of sperm sorting; separating the male sperm from the female sperm; difference told by swimming speed; boy sperm swim faster than girl sperm; Theory might have flaws in it though - only works 50% of the time
Heterozygote Advantage
Ericson Method
Historical Context of evolution
Mate choice/non - random mating
26. Direct competition for mates with the same sex
Microevolution
Gene flow
Intrasexual selection
Heterozygote Advantage
27. Selects for the extremes and against the middle
Asexual reproduction
Disruptive selection
Micro - sort
Embryology
28. Capable of asexual reproduction; most are not
Biogeography
Most organisms are...
Directional selection
Transitional forms
29. The screening of embryos for genetic disorders; done in In Vitro fertilization(fertilization in a petri dish); PGD removes one cell from the embryo and screens it genetically; embryos with disorders are discarded - ones without are kept and implanted
Molecular similarity
Cuvier
Descent with Modification2
Preimplantation Genetic diagnosis (PGD)
30. Believed that change was gradual;Gradualism(the mechanisms of the world - then - are the same today)
Hutton
Disruptive selection
Cuvier
Homology
31. A process to help separate DNA fragments using an electrical current; helps to compare DNA samples by fragment pattern
Theory
Hutton
Gel Electrophoresis
Descent with Modification2
32. A subset of a population colonizes a new area
plasmid
Evolution
Founder effect
'Pharm' animals
33. Choosing the sperm/egg/embryo that will produce the desired child depending on DNA(genes)
Germinal choice
Micro - sort
Molecular similarity
Mechanisms of Microevolution
34. A group of interbreeding organisms living in the same place at the same time
Population
DNA fingerprinting
Disruptive selection
Heterozygote Advantage
35. Way more offspring are produced than by sexual reproduction
Lamarck
Asexual reproduction
Genetic drift
Modes of Selection
36. Mutation - Natural selection - Genetic drift - Bottleneck effect - Founder effect - Gene flow - and Mate choice/non - random mating
Theraputic cloning
Most organisms are...
Modes of Selection
Mechanisms of Microevolution
37. Takes the gene from a needed product - puts it into another organism (usually bacteria) and it will make duplicates of the product
Population
Adaptation
Recombinant DNA technology
Molecular similarity
38. Mate choice; one sex chooses their mate
Intersexual selection
Reproductive fitness
Stabilizing
Gel Electrophoresis
39. Distribution of organisms related to evolution; different organisms play the same roles on different continents; island organisms resemble organisms on nearby mainland
Biogeography
Directional selection
Reproductive cloning
Gene Therapy
40. Taking good genes to replace bad genes; almost never works; has unintended side effects; sometimes just doesn't work; protein becomes degraded - etc
Sexual dimrphism
Gene Therapy
Descent with Modification2
Mechanisms of Microevolution
41. Heterozygous chromosomes have an affect on an individuals genetics/alleles
Gene Therapy
Heterozygote Advantage
Molecular similarity
Theraputic cloning
42. Change in the DNA sequence of an individual; the only true way to get a new allele; the source of all heritable variation
Mutation
Modes of Selection
Heterozygote Advantage
Preimplantation Genetic diagnosis (PGD)
43. One extreme is selected over the other
Directional selection
Adaptation
Most organisms are...
Lyell
44. The change in a populations genetics
Homology
Natural selection
Stem cells
Microevolution
45. 1.edits existing variation by using the material it has(variation that exists in population/ no new traits created by natural selection) 2. Has historical constraints(change in old structures) 3. Adaptations are compromises (good for one thing - bad
Lamarck
Molecular similarity
Natural selection does not make perfect individuals
Descent with Modification
46. The idea that characteristics can enhance an organisms survival
Germinal choice
Adaptation
Preimplantation Genetic diagnosis (PGD)
Sexual selection
47. An accumulation of genetic charges over a certain amount of time
Pluripotent stem cells
Population
Descent with Modification
Sexual reproduction
48. Number of offspring in the next generation; your contribution to the gene pool
Linnaeus
Reproductive fitness
Adaptation
Microevolution
49. First to publish mechanisms for evolution; Had 2 idea: Use and disuse - use it more gets bigger; less it disappears - Inheritance of acquired characteristics - pass on changes to offspring
Germinal choice
Lamarck
Descent with Modification
Micro - sort
50. Another method designed to sort female sperm form male sperm; goes by size of sperm; females are bigger than male sperm
Asexual reproduction
Gel Electrophoresis
Intersexual selection
Micro - sort
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