Download Feedback — Midterm

6/7/13
Quiz Feedback | Genes and the Human Condition (From Behavior to Biotechnology)
Feedback — Midterm
You submitted this quiz on Mon 6 May 2013 10:02 PM IST (UTC +0530). You got a
score of 32.00 out of 32.00.
Question 1
DNA is
Your Answer
Score
Explanation
Unchangeable
Organized into 46 homologous chromosomes
A type of protein
✔
The universal language of genetics
Total
1.00
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Question 2
True or false: Your genes and the environment determine your phenotype.
Your Answer
True
Score
✔
Explanation
1.00
False
Total
1.00 / 1.00
Question 3
The product of transcription is:
Your Answer
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Score
Explanation
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Quiz Feedback | Genes and the Human Condition (From Behavior to Biotechnology)
Amino Acids
Methylation
Proteins
RNA
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Total
1.00
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Question 4
How long can DNA methylation affect patterns of gene expression?
Your Answer
Score
Explanation
1 year
Methylation does not affect gene expression
1-2 days
✔
Generations
Total
1.00
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Question 5
If the sentence “the red hat was big” was mutated to “the rad hat was big,” what kind of mutation
has occurred?
Your Answer
Score
Explanation
This is not a mutation
An INDEL
A deletion
A point mutation
Total
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Question 6
Fruit flies can do all of the following EXCEPT:
Your Answer
Score
Explanation
Drink alcohol
Box
Show aggression
✔
Produce milk
1.00
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Question 7
How many pairs of homologous chromosomes do humans have?
Your Answer
Score
Explanation
2
0
46
23
Total
✔
1.00
1.00 / 1.00
Question 8
When a trait is expressed to a different degree among people with the same genotype, it is
called:
Your Answer
Score
Explanation
A broken gene
Pleiotropic
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Quiz Feedback | Genes and the Human Condition (From Behavior to Biotechnology)
Static expressivity
✔
Variable expressivity
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Question 9
True or false: Epistasis is where the effect of one gene masks or alters the expression of
another gene.
Your Answer
True
Score
✔
Explanation
1.00
False
Total
1.00 / 1.00
Question 10
About how many different kinds of neurotransmitters do we release into our synapses?
Your Answer
Score
Explanation
1
Over 1000
11
50
Total
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1.00
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Question 11
True or false: Polygenic traits are only determined by one gene.
Your Answer
Score
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Explanation
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Quiz Feedback | Genes and the Human Condition (From Behavior to Biotechnology)
True
False
✔
Total
1.00
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Question 12
Which neurotransmitter affects both mood and GI tract movement?
Your Answer
Score
Explanation
Insulin
Vasopressin
Oxytocin
Serotonin
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Question 13
True or false: We have more genes than proteins.
Your Answer
Score
Explanation
True
False
✔
Total
1.00
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Question 14
The “on/off switch” of a gene is called the:
Your Answer
Score
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Explanation
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Quiz Feedback | Genes and the Human Condition (From Behavior to Biotechnology)
Protein
Enhancer
Nucleus
Promoter
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Total
1.00
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Question 15
Unrelated humans share how much of their DNA sequences?
Your Answer
Score
Explanation
25%
0%
50%
99.9%
✔
Total
1.00
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Question 16
True or false: Modern humans have a foramen magnum positioned more similar to an adult than
a baby chimp.
Your Answer
Score
Explanation
True
False
Total
✔
1.00
1.00 / 1.00
Question 17
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Quiz Feedback | Genes and the Human Condition (From Behavior to Biotechnology)
Sahelanthropus is our most likely last common ancestor with:
Your Answer
Score
Explanation
Gorillas
The Denisovans
Homo floresiensis
Chimpanzees
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Question 18
Regions rapidly evolving in humans and not other animals are called:
Your Answer
Score
Explanation
Haplotypes
Noncoding regions
Genotypes
Human accelerated regions
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Question 19
The FOXP2 gene is also known as:
Your Answer
Score
Explanation
The meat gene
Eyeless
The human accelerated region
The language gene
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Total
1.00 / 1.00
Question 20
Neanderthal and human genomes are how similar?
Your Answer
Score
Explanation
85%
100%
18%
99.5%
✔
Total
1.00
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Question 21
Approximately how much DNA have Neanderthals contributed to people outside of Africa?
Your Answer
Score
Explanation
55%
90%
0.5%
2.5%
Total
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1.00
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Question 22
True or false: We cannot extract useful DNA from fossilized bones of the Red Deer Cave People
and Homo floresiensis because the environment where they are found is too dry and cold.
Your Answer
Score
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Explanation
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Quiz Feedback | Genes and the Human Condition (From Behavior to Biotechnology)
True
False
✔
Total
1.00
1.00 / 1.00
Question 23
Selection acts on:
Your Answer
Score
Explanation
RNA
Amino Acids
DNA
Traits
✔
1.00
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Question 24
True or false: If strong selective pressures have removed most genetic variants, then any
variation among people is due to the environment.
Your Answer
True
Score
✔
Explanation
1.00
False
Total
1.00 / 1.00
Question 25
How many DNA regions did researchers find associated with all 5 major psychiatric disorders
(schizophrenia, bipolar disorder, autism, major depression and ADHD) in a genome wide
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association study published in The Lancet?
Your Answer
Score
Explanation
15
Over 100
85
4
Total
✔
1.00
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Question 26
What environmental stress works in combination with the cystic fibrosis allele to cause severe
symptoms in patients?
Your Answer
Score
Explanation
A virus
Smoking
Starvation
Pseudomonas aeruginosa
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1.00
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Question 27
What part of the brain has been shown to have different patterns of activity in democrats and
republicans?
Your Answer
Score
Explanation
The thalamus
The medulla
The brainstem
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Quiz Feedback | Genes and the Human Condition (From Behavior to Biotechnology)
✔
The amygdala
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Question 28
What chemical do the nerves use to transmit messages between the amygdala and the cingulate
cortex?
Your Answer
Score
Explanation
Cortisol
DNA
Oxytocin
Serotonin
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Total
1.00
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Question 29
True or false: 1% of people from all nations have psychotic disorders.
Your Answer
True
Score
✔
Explanation
1.00
False
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Question 30
Which of these is NOT a risk factor neuroscientist James Fallon has for being a psychopathic
killer?
Your Answer
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Score
Explanation
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Quiz Feedback | Genes and the Human Condition (From Behavior to Biotechnology)
An inactive orbital cortex
All major gene variants linked to aggression
The “warrior gene”
Many relatives who were murderers
✔
An early exposure to violence
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Question 31
Tame foxes have a much lower level of which chemical(s) than untamed foxes?
Your Answer
Score
Explanation
Oxytocin
Dopamine
RNA
✔
Corticosteroids
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Question 32
Which of these did Dr. David Buss find to be one of the top two most desirable traits across all
cultures?
Your Answer
Score
Explanation
Wealth
Youth
Height
Kindness
Total
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1.00
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