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CSET Genetics And Evolution
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Subjects
:
cset
,
science
,
genetics
Instructions:
Answer 50 questions in 15 minutes.
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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. A codon is made of...
Adaptive Radiation
3 nucleotides
nucleotides
Genetic Drift
2. Middle life (245-144 million years ago); rise of mammals and dinosaurs; the rise of birds; extinction of dinosaurs - rise of flowering plants
vestigial (Evolution Evidence)
Genetic Equilibrium
Stasis
Mesozoic era
3. Translation occurs in the...
deoxyribonucleic acid
Igneous and metamorphic rock
cytoplasm
Homozygote
4. Used x ray cyrstallography to create an image of DNA
Polyploidy
Rosalind Franklin
Bottle neck effect
stop codon
5. Hybrid is sterile so biologically unfit
Crossing over
Igneous and metamorphic rock
Genome
Hybrid Infertility
6. The structure on a tRNA molecule that allows it interact with an mRNA molecule
nucleotide
Convergent Evolution
Analogous Structures (analogies)
anticodon
7. Selection for the ability to obtain a mate
stop codon
Chargaff
Sexual Selection
RNA polymerase
8. Situation in which allele frequencies remain constant
Polyploidy
Genetic Equilibrium
mRNA
Meiosis
9. Process by which individuals that are better suited to their environment survive and reproduce most successfully; also called survival of the fittest
Stasis
Founder effect
Natural Selection
Chromosome mutation
10. Are noncoding sequences in the gene that are removed from RNA after transcription
Medel worked with _____
introns
Testcross
proteins
11. Even if the gametes of the two species meet - fertilization does not occur
Substitution
Mold
Gamete Isolation
restriction enzymes - sticky ends
12. Speciation which does not involve a period of geographical separation
Population
DNA
Gene frequency
Sympatric Speciation
13. Separates DNA by size
gel electrophoresis
Histone
Test Cross
embryological evidence
14. Another name for a gene
Hershey and Chase
Allele
Sedimentary Rock
Post -zygotic Mechanisms
15. Transfer RNA; type of RNA that carries amino acids to the ribosome
tRNA
Mold
ribose - phosphate - and a base
cytoplasm
16. DNA is made of...
Mutation
Translocation
nucleotides
Environment
17. Copying the code from DNA onto mRNA
cytosine in DNA is about equal to the percentage of guanine molecules
transcription
Phenotype
amino acids
18. Process in which DNA is duplicated
replication
Ecological (habitat) Isolation
Analogous Structures (analogies)
Ecological Barrier
19. Recognize and cut DNA at specific sequences usually palindromes
restriction enzyme
Industrial Melanism
Vestigial organs
Genome
20. A point of overlap of paired chromatids at which fusion and exchange of genetic material (crossing over) occurs during prophase I of meiosis.
index fossil
Mechanical (morphological) Isolation
Chiasma
Genotype
21. All the genes in a population. genes are added by reproduction and immigration and lost by death and emigration
Mendel's traits are now called _____ found on DNA
nucleus
Macroevolution
Gene Pool
22. T or F If a nucleic acid contain uracil it is DNA
stop codon
Cytosine
False RNA
Hybrid Breakdown
23. A model for the evolution of different froms over a long period of time but with only slight chchanges occring between successive generations
rRNA
Phyletic Gradualism (anagenesis)
Geologic Evolution
Allele Frequency
24. Nucleotides that control which amino acids are added during protein synthesis
deoxyribose and phosphate
Phenotype
Paleozoic era
Codon
25. Building block of a protein
Immigration
Substitution
Gene frequency
amino acid
26. Messenger RNA; type of RNA that carries instructions from DNA in the nucleus to the ribosome
Petrification
mRNA
Punctuated Equilibrium
nucleus
27. Cross where you cross unknown genotype with a recessive
Evolution
Founder effect
Test Cross
nucleotides
28. One of the types of fossils made from hardened tree resin. Preserves both hard and soft parts.
Mutagen
Cenozoic era
Macroevolution
Amber
29. DNA that is coiled around proteins
Autosomes
Vestigial organs
body fossils
chromatin
30. Populations that can interbreed with neighboring populations but not with populations separated by larger geographical distances
Recessive
Homologous pair
Parallel Evolution
Ring Species
31. The capacity of an individual of certain genotype to reproduce. It is usually equal to the proportion of the individual's genes in all the genes of the next generation
nucleotide
Duplication
Phenotype
Fitness
32. A process that results in an allele having a different probability of remaining in the gene pool compared with that of another allele
Bottle neck effect
Isolating Mechanism
Adenine
Selection
33. A distinct population of a species that varies from other populations of the same species.
Sub - species
Phyletic Gradualism (anagenesis)
Evo Devo
proteins
34. Inherited feature that tends to prevent species from interbreeding with other species
Isolating Mechanism
Absolute dating
Petrification
Substitution
35. Periods of rapid evolution punctuated by periods of little change
Pre -zygotic Mechanisms
Punctuated Equilibrium
Amber
Mutation
36. The enzyme that binds to the promoter region of a gene during transcription is called...
codon
Thymine
RNA polymerase
Coevolution
37. Change to a chromosome in which a fragment of the chromosome is removed
Deletion
Population
Immigration
Alleles
38. Evolutionary process in which a species or related species folllow different evolutionary paths to eventually become less related
Chargaff
Recombination
Divergent Evolution
Biogeography
39. The individuals choice of which mate they will choose. The choice is dependant on what traits the individual finds attractive. e.g some people will want their mates to be smart or pretty.
Sex Chromosomes
Mate Selection
its negative charge
mutation
40. Natural disaster eliminates most of the population - members left contribute the alleles for the new population.
Variation
Mutation
Bottle neck effect
Comparative anatomy
41. Any agent that can cause a change in DNA
Precambrian era
Duplication
Mutagen
Vestigial structure
42. An equilibrium in the occurence of two or more different froms within the same population usually caused by different allele combiinations of a gene
Balanced Polymorphism
Artificial selection
deoxyribonucleic acid
cytosine in DNA is about equal to the percentage of guanine molecules
43. A nucleotide of RNA is made of...
Population
Genetic Drift
restriction enzyme
ribose - phosphate - and a base
44. The movement of genes between populations as a result of mating of migration
Gene Flow
trace fossils
Amber
Character Displacement
45. Form of reproductive isolation in which structural differences in the anatomy of reproductive organs prevent sperm transfer between individuals of different species
Mechanical (morphological) Isolation
Adaptive Radiation
Heterozygous
Substitution
46. Is the evolutionary process whereby a population becomes better suited to its habitat
Pentadactyl limb
Adaptation
Polyploidy
restriction enzyme
47. Organisms with a similar underlying structure - but different function. Example: bird - bat and dolphin 'arm'. Shows a common ancestral link.
vestigial (Evolution Evidence)
Homologous structures
clinC
amino acids
48. The preserved remains or traces of an organism that lived in the past
Crossing over
Balanced Polymorphism
Fossil
geologic time scale
49. A process where the organisms that have traits that aid in its survival (adaptive traits) will reproduce to pass that trait to futher generations thus increasing the frequency of that trait in the population. Vice versa traits that reduce the chance
Hominid
Mate Selection
Natural Selection
False genes
50. Gene
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