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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. Form of reproductive isolation in which structural differences in the anatomy of reproductive organs prevent sperm transfer between individuals of different species
translation
Fitness
ribose - phosphate - and a base
Mechanical (morphological) Isolation
2. Change in allele frequencies as a result of the migration of a small subgroup of a population
Heterozygous
Founder Effect
Deme
geologic time scale
3. Group of individuals of the same species that live in the same area
Recessive
Population
Fossil
Histone
4. Is active during transcription
Mass Extinction
RNA polymerase
Macroevolution
Deme
5. Determined the concept of complementary base pairing
DNA fingerprint
Genome
Chargaff
Polyploidy
6. Are noncoding sequences in the gene that are removed from RNA after transcription
Gametic
Hybrid Infertility
introns
Selection pressure
7. Earth's history organized into four eras: Precambrian - Paleozoic - Mesozoic - and Cenozoic
Genome
Selection
Allopatric Speciation
geologic time scale
8. An equilibrium in the occurence of two or more different froms within the same population usually caused by different allele combiinations of a gene
Nucleotide
Phenotype
Vestigial organs
Balanced Polymorphism
9. Copying the code from DNA onto mRNA
Rosalind Franklin
Selection pressure
transcription
Homozygous
10. Change to a chromosome in which a fragment of one chromosome attaches to a nonhomologous chromosome
chromatin
Dominant
Translocation
Balanced Polymorphism
11. The type of environment in which an organism or group normally lives or occurs
Habitat
Endemic
Gamete Isolation
Evolution
12. The evolutionary history/geneology of a group of organisms (a tree thingy)
Phylogeny
Genetic Drift
Chromosomes
Allopatric Speciation
13. Is a sequence of DNA that codes for a protein and thus determines a trait. This is because the sequence of bases code for certain proteins.
restriction enzymes - sticky ends
rRNA
deoxyribonucleic acid
Gene
14. One of the types of fossils made from hardened tree resin. Preserves both hard and soft parts.
Double Helix
Meiosis
Amber
Fossil
15. A copy of a gene is made during a process called this
Rosalind Franklin
transcription
Insertion
Population
16. Form of reproductive isolation in which tere are differences in species courtship behavior
Test Cross
Behavioral (ethological) Isolation
translation
Heterozygous
17. Is a base found in DNA and RNA. In DNA its partner is Thymine. In RNA its partner is Uracil
Adenine
Microevolution
Fossil
Sedimentary Rock
18. Process by which individuals that are better suited to their environment survive and reproduce most successfully; also called survival of the fittest
Directional Selection
Natural Selection
Variation
Selection
19. DNA is made of...
Gene frequency
anticodon
nucleotides
Homologous Structures
20. Synonym for protein; chain of amino acids
homologous (Evolution Evidence)
Bottleneck Effect
polypeptide
Gene pool
21. When zygote does not complete development or is physically weaker than normal
Hybrid Inviability
Industrial Melanism
Dihybrid
Dominant
22. Organ that serves no useful function in an organism
Disruptive Selection
Vestigial organs
Chiasma
Microevolution
23. The gradual changes in gene frequencies in a population due to random events
Germ
Adaptation
Genetic Drift
DNA fingerprint
24. Even if the gametes of the two species meet - fertilization does not occur
Gamete Isolation
Niche
analogous (Evolution Evidence)
Genetic Drift
25. Condition in which an organism has extra sets of chromosomes
Independent assortment
Dihybrid Cross
Polyploidy
Punctuated Equilibrium
26. T or F A cloned organism has the same proteins as another organism
False genes
geologic time scale
Punctuated Equilibrium
DNA
27. Shows how the embryos of different groups resemble each other at particular stages. Similarities indicate groups may share a common ancestor
Rosalind Franklin
thymine
rRNA
Comparative embryology
28. Periods of little adaptive change
Gene Pool
amino acids
Stasis
rRNA
29. Speciation which does not involve a period of geographical separation
Dihybrid Cross
Mechanical (morphological) Isolation
Vestigial organs
Sympatric Speciation
30. Group of similar organisms that can breed and produce fertile offspring
GATTACA
Species
Analogous structures
Ring Species
31. All the genes in a population. genes are added by reproduction and immigration and lost by death and emigration
Reproductive Isolation
Medel worked with _____
genes
Gene Pool
32. Is found in DNA
thymine
Industrial Melanism
Pre -zygotic Mechanisms
Genetic Equilibrium
33. Which type of Rna functions as a blue print of the genetic code
3 nucleotides
Allopatric Speciation
Extinction
mRNA
34. Messenger RNA; type of RNA that carries instructions from DNA in the nucleus to the ribosome
Adaptive Radiation
Incomplete Dominance
Medel worked with _____
mRNA
35. 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.
Genotype
Mate Selection
Phenotype
Industrial Melanism
36. T or F a codon consist of three nucleotides
Mutagen
chromatin
translation
true
37. A group of organisms of the same species occupying a given area.
Population
Punctuated Equilibrium
Haploid/Monoploid
Genotype
38. Uses metamorphic or igneous rock - calculates the age of an object by assessing the amount of radioactive element still present in the organism. Radioactive elements are slowly lost over time because of decay.
Speciation
Absolute dating
Gene mutation
Translocation
39. Heteros have a phenotype tintertmediate b/t phenotypes of the 2 homoz
rRNA
GATTACA
Incomplete Dominance
tRNA
40. How many codons are needed to specify three amino acids
Analogous Structures (analogies)
three
Species
nucleus
41. One of the identical rods of a chromosome.
Codon
Absolute dating
Chromatid
Mutation
42. The sum total of an organism's requirements; its way of life
Niche
Directional Selection
Deme
Chiasma
43. Chromosomes that determine the sex of an individual. These are X for female and Y for male. The female egg is an X while the male sperm can be X or Y
Monophyletic
Sex Chromosomes
Habitat
Homozygous
44. Describes a cell - nucleus - or organism that has only one set of unpaired chromosomes
Comparative anatomy
clinC
Mesozoic era
Haploid/Monoploid
45. When a few individuals become isolated from a larger population - this smaller group may establish a new population whose gene pool is different from their source population.
ribose - phosphate - and a base
Allele Frequency
Deme
Founder effect
46. An episode of large - scale extinction affecting many different groups of organisms within a short period of time
Mass Extinction
Homologous Structures
Sexual Selection
Haploid/Monoploid
47. Features that are superficially similar but have different modes of development
Analogous Features
Gene
trace fossils
Extinction
48. Building block of a protein
amino acid
GATTACA
Meiosis
Gene pool
49. A distinct population of a species that varies from other populations of the same species.
polypeptide
Convergent Evolution
Sub - species
Heterozygote
50. Any indirect evidence of life preserved as an impression in rock; trails - footprints - tracks - burrows - and bite marks
Molecular biology
Locus
Hybrid Inviability
trace fossils