1835642
Questão 1
Questão
What is a genotype?
Responda
-
The alleles an organism has
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The characteristics an organisms alleles produce
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A section of DNA that codes for a protein that results in a characteristic
Questão 2
Questão
What is a phenotype?
Responda
-
The alleles an organism has
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The characteristics an organisms alleles produce
-
A section of DNA that codes for a protein that results in a characteristic
Questão 3
Questão
What is the process of the central dogma?
Responda
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DNA replication --> transcription --> translation
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RNA replication --> transcription --> translation
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Mitosis --> translation --> transcription
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DNA replication --> translation --> transcription
Questão 4
Questão
Where does DNA replication take place?
Responda
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In the nucleus
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In the cytoplasm
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In extracellular fluid
Questão 5
Questão
Where does transcription take place?
Responda
-
In the nucleus
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In the cytoplasm
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In the extracellular fluid
Questão 6
Questão
Where does translation take place?
Responda
-
In the nucleus
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In the cytoplasm
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In the extracellular fluid
Questão 7
Questão
What is the name of the long arm of the chromosome?
Responda
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Q arm
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P arm
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S arm
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T arm
Questão 8
Questão
Where on the chromosome would you find the telomere?
Responda
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At the end of each arm
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In the centre
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In the P arms only
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In the Q arms only
Questão 9
Questão
What is the name for the centre of the chromosome?
Responda
-
Telomere
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Centromere
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Spindle
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Chromatid
Questão 10
Questão
What is an intergenic region?
Responda
-
A region of DNA that does not code for a protein
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Useless sections of DNA that are considered "junk"
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A gene within another gene that codes for a different protein than the gene it is encompassed in
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Regions of DNA where there is a DNA backbone but no DNA bases
Questão 11
Questão
What is the function of the intergenic regions?
Responda
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They do not have a function
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They have regulatory functions
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They are there to make sure that the arms of the chromosome are symmetrical
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They make up the telomere
Questão 12
Questão
Introns code for proteins. True or false?
Responda
- True
- False
Questão 13
Questão
Exons code for proteins. True or false?
Responda
- True
- False
Questão 14
Questão
Where does transcription begin?
Responda
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At a promotor
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At an ATT codon
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At a palindrome
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At the centromere
Questão 15
Questão
What is the function of RNA polymerase?
Responda
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To add complementary RNA nucleotides to an elongating strand of mRNA
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To unwind the DNA double helix locally
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To add complementary DNA nucleotides to an elongating stand of mRNA
Questão 16
Questão
Which end of the mRNA is "capped" after transcription has occurred?
Responda
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5'
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3'
Questão 17
Questão
Which end of the mRNA is "polyadenylated" after transcription has occurred?
Responda
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5'
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3'
Questão 18
Questão
What is polyadenylation?
Responda
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The addition of lots of adenines to the end of the new mRNA
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The removal of the adenine at the 3' end of the new mRNA molecule
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The addition of lots of ATP molecules to the end of the new mRNA molecule
Questão 19
Questão
What is spliced out of the mRNA after transcription?
Responda
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Introns
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Exons
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Telomeres
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Intergenic regions
Questão 20
Questão
Where are the introns spliced out of the mRNA?
Responda
-
In the nucleus
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At a splicosome
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At a ribosome
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In the extracellular fluid
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