3112629
Description
Quiz by PEDRO ALVAREZ JIMENEZ, updated more than 1 year ago
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Created by PEDRO ALVAREZ JIMENEZ
over 9 years ago
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Question 1
Question
Any change in our DNA code can produce an effect, most of the time in form of…
Answer
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Mutation that produces cancer
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Mutation that produces positive changes
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Mutation that changes the proteins
Question 2
Question
What is the human being chromosomal number?
Answer
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46 pairs of chromosomes
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23 pairs of chromosomes
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23 chromosomes
Question 3
Question
Why do we have two different alleles for each trait?
Answer
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Because we need them for variation
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Because we inherited from our parents
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Because we have pairs of chromosomes
Question 4
Question
Why homologous chromosomes are not identical?
Answer
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They present the same set of genes but different alleles
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They present different set of genes but the same alleles
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The present different set of genes and different alleles
Question 5
Question
What is the difference between genotype and phenotype?
Answer
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What we don´t see and what we see
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Always the same and always different
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The second is the physical representation of the first
Question 6
Question
Mutation is a rare event, so that variation in species is due to what processes?
Answer
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Recombination
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Sexual reproduction
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Genetic drift
Question 7
Question
Why having two genders have been such a great idea?
Answer
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Because it is very funny
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Because it introduces variation into population
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Because we need more biodiversity
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