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Test your basic knowledge |
CSET Genetics And Evolution
Start Test
Study First
Subjects
:
cset
,
science
,
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. Is a base found in DNA and RNA. Cytosine pairs with Guanine in DNA
Allopatric Speciation
Paleozoic era
Cytosine
Genotype
2. Hybrid is sterile so biologically unfit
Hybrid Infertility
analogous (Evolution Evidence)
Nucleotide
true
3. 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
RNA polymerase
Chromosome mutation
Fitness
Isolating Mechanism
4. Describes the existence of a prezygotic reproductive barrier between two species as a result of them occupying or breeding in different habitats within the same general geographical area
Double Helix
Homozygous
Ecological (habitat) Isolation
Cytosine
5. Cross where you cross unknown genotype with a recessive
amino acid
Dihybrid
Test Cross
Mesozoic era
6. Genes contain instructions for assembling
Allele Frequency
Behavioral (ethological) Isolation
proteins
Homozygous
7. Identical alleles for a gene
Bottleneck Effect
Homozygote
Behavioral (ethological) Isolation
Evolution
8. Building block of a protein
Haploid/Monoploid
amino acid
Analogous Features
Habitat
9. Translation occurs in the...
cytoplasm
Mendel's traits are now called _____ found on DNA
codon
Balanced Polymorphism
10. Speciation preceded by a period of geographical isolation
Allopatric Speciation
RNA polymerase
Vestigial organs
3 nucleotides
11. Condition in which an organism has extra sets of chromosomes
Polyploidy
Substitution
Hybrid Inviability
Industrial Melanism
12. Name for oism with one dominant and one recessive allele
Homologous Structures
Niche
Heterozygous
Reproductive Isolation
13. Any preserved remains of an organism from the past. Usually found in sedimentary rock.
Comparative Embryology
Fossils
Medel worked with _____
Stasis
14. Used x ray cyrstallography to create an image of DNA
body fossils
deoxyribose and phosphate
Rosalind Franklin
Coevolution
15. Selection acting against the middle of a range of variation
Reproductive Isolation
Polyploidy
Disruptive Selection
Species
16. When competition causes two closely related species to become more different in regions where their ranges overlap
true
Monohybrid Cross
Gamete Isolation
Character Displacement
17. Term used to refer to an organism that has two identical alleles for a particular trait. e.g TT is the homozygous genotype for Tall.
NIche Isolation
Homozygous
Extinction
Industrial Melanism
18. The number of times an allele appears in a population
nucleus
Comparative embryology
Environment
Allele Frequency
19. Transcrition occurs in the...
nucleus
Fitness
tRNA
Comparative Anatomy
20. The evolutionary history/geneology of a group of organisms (a tree thingy)
mRNA
Sub - species
Behavioral (ethological) Isolation
Phylogeny
21. Any indirect evidence of life preserved as an impression in rock; trails - footprints - tracks - burrows - and bite marks
nucleotide
Mass Extinction
trace fossils
Gene frequency
22. Describes the isolation of a physical barrier e.g. body of water (ocean) or mountains
Comparative Embryology
Geographical Isolation
Gametic
rRNA
23. Movement of organisms ro of from a population
Hybrid Breakdown
Migration
vestigial (Evolution Evidence)
watson and crick
24. One of the identical rods of a chromosome.
Independent assortment
Stabilising selection
Chromatid
rRNA
25. Ribosomal RNA; type of RNA that makes up part of the ribosome
Incomplete Dominance
rRNA
Natural Selection
restriction enzymes - sticky ends
26. A combining of genes or characters different from what they were in the parents
Recombination
Genome
rRNA
Gametic
27. Heteros have a phenotype tintertmediate b/t phenotypes of the 2 homoz
Common Ancestor
3 nucleotides
Incomplete Dominance
Dominant
28. DNA that is coiled around proteins
anticodon
chromatin
homologous (Evolution Evidence)
3 nucleotides
29. Science dealing with DNA and protein synthesis of living organisms. Manipulation of DNA.
Adenine
Gamete Isolation
False RNA
Molecular biology
30. Describes a cell - nucleus - or organism that has only one set of unpaired chromosomes
Behavioral (ethological) Isolation
Bottleneck Effect
Haploid/Monoploid
Immigration
31. Three dimensional shape of organism made from a mold. May be created with plaster or over time with minerals.
Cast
Hominid
translation
Gene pool
32. Form of reproductive isolation in which structural differences in the anatomy of reproductive organs prevent sperm transfer between individuals of different species
deoxyribonucleic acid
Comparative Embryology
3 nucleotides
Mechanical (morphological) Isolation
33. Determined the complete double helical structure of DNA
Gene Flow
replication
watson and crick
homologous (Evolution Evidence)
34. Situation in which allele frequencies remain constant
thymine
Genetic Equilibrium
Locus
Mutation
35. What happens during the process of translation
The cell uses information from mRNA to produce proteins
Evolution
Heterozygous
Cast
36. Chromosomes are collections of many
genes
False RNA
nucleotides
Chromosome mutation
37. The banding pattern of a persons DNA after being cut and run on gel is called
Genotype
Monophyletic
Genome
DNA fingerprint
38. Innate trait; shared ancestry
Extinction
homologous (Evolution Evidence)
Autosomes
Relative dating
39. Change to a chromosome in which part of the chromosome is repeated
cytoplasm
Duplication
Monohybrid Cross
transcription
40. Evolution of the earth - which is hypothesized to have been formed over 4.6 billion years ago.
transcription
Geologic Evolution
Immigration
introns
41. A distinct population of a species that varies from other populations of the same species.
Species
transcription
Sub - species
Species
42. Embryos of similar organisms have very similar early development indicating similar DNA at work
Hybrid Breakdown
Comparative Embryology
Fitness
Cenozoic era
43. Found only in that country
Somatic
Endemic
Absolute dating
Artificial selection
44. The specific location of a gene on a chromosome
Genotype
If you lose one then you will still have one to back you up.
Analogous Structures (analogies)
Locus
45. A type of protein molecule found in the chromosomes of eukaryotic cells but not prokaryotic cells
Histone
cytosine in DNA is about equal to the percentage of guanine molecules
Autosomes
Industrial Melanism
46. A population partially isolated from other populations of the same species
Ecological (habitat) Isolation
cytosine in DNA is about equal to the percentage of guanine molecules
gel electrophoresis
Deme
47. The enzyme that binds to the promoter region of a gene during transcription is called...
Petrification
Deme
Igneous and metamorphic rock
RNA polymerase
48. Layers of compressed sedimentary rock demonstrate the order or sequence at which events occurred. Cannot delineate the exact point of time - but is able to distinguish the order of events.
Igneous and metamorphic rock
Population
Relative dating
Test Cross
49. An equilibrium in the occurence of two or more different froms within the same population usually caused by different allele combiinations of a gene
Immigration
Balanced Polymorphism
Homologous Structures
Dominant
50. Method of replication that implies that each new strand of DNA is half original and half new
Insertion
index fossil
Semi - conservative replication
Hybrid Infertility