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Lesson 1.3 Assessment - Jagannathan, Roshith Flashcards | StudBud
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Lesson 1.3 Assessment - Jagannathan, Roshith
Lesson 1.3 Assessment - Jagannathan, Roshith
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Covers the information throughout Lesson 1.3.
Flashcards
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Questions
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Answers
1
Forensic anthropologists have many other responsibilities. What are other things that they can do?
They learn the concepts of time travel in order to measure bones.
They only host public events in order to talk about current events.
They only study bones and inaccurate experiments.
Engaging the public by hosting public events and some write blogs.
2
In Stamford, Connecticut the average salary of a DNA analyst is $52,673 a year.
True
False
3
This indicates a blunt end.
True
False
4
Forensic DNA Analysts are also known as...
Technicians or forensic scientists.
Forensic technicians or oncologist.
Forensic technicians or scientists.
Forensic technicians or forensic scientists.
5
There are many ethical concerns throughout the field of biometrics. Why?
Sometimes it can be considered to be invasive.
The government can invade a person’s privacy.
Keeping personal/medical records in a large database is concerning.
All of the above
6
Max is totally confused on how the fragments of DNA move through the gel electrophoresis. Help answer Max's confusion.
DNA is negatively charged while the current applied is neutral.
DNA needs separational elements which is helpful when creating movement.
DNA is negatively charged while the current applied is positively charged.
DNA is positively charged while the current applied is negatively charged.
7
Xula tested multiple samples by using the gel electrophoresis. Describe the
importance
of lane 5.
Helps to describe that missing person 1 has fragments closer to each other.
Fragments on lane 5 have much shorter fragments.
Helps to describe that missing person 1 is not the missing skeleton.
Helps to describe that missing person 2 is not the missing skeleton.
8
Caly needs to understand the structure of a DNA for his test. He drew this diagram. Is he right? If not, why?
He is not right. Deoxyribose sugar needs to replace the nitrogenous base.
None of the answers are right!
He is right.
He is not right. Deoxyribose sugar needs to replace the phosphate group.
9
What does a forensic anthropologist do?
Analyzing human remains. Important for criminal cases and investigations.
They analyze DNA because they want to help the criminals.
Analyzing human remains. Only important in investigations.
They analyze DNA only by using the gel electrophoresis.
10
Count the number of restriction fragments. What is the largest size of the restriction fragment?
5. The largest one is 16 bp.
4. The largest one is 21 bp.
3. The largest one is 20 bp.
4. The largest one is 19 bp.
11
Jake uses EcoRI enzyme and cuts the strands of DNA. It creates sticky ends. What does that mean?
They are not blunt ends. It only plays a role in the endocrine system.
The picture does not describe any sticky ends.
Sticky ends are known as blunt ends. They create overhangs.
Creates overhangs. Not cut bluntly. The picture indicates a palindrome.
12
Koko is confused why he has blue eyes. Describe how DNA plays a role in physical appearance.
Proteins do not play a role in physical appearance or eye color.
DNA is negatively charged so it can only help determine eye color.
Genes like the the OAC2 gene can play a role in eye color.
The help of genes like the OCA2 gene can play a role in eye color.
13
How do you think biometrics is helpful when preventing identity theft?
Entering your social security number to a website.
Using common passwords that can be accessible to multiple computers.
Fingerprint scans is helpful to access confidential details.
Facial or audible recognition when accessing another person's data.
14
Duke is a DNA analyst. One day, his samples were contaminated. What are some possibilities of contamination?
Sneezing, coughing, and using clean gloves.
The DNA is in room temperature. The evidence must be kept dry.
Sneezing, coughing, and touching your mouth and then holding the evidence.
Sneezing, coughing, and using proper PPE.
15
What is the importance of biometrics?
Helpful when analyzing waste throughout the process of synthesis.
Helpful when analyzing toxic waste in the atmosphere.
Helpful for security. Helps to determine your identity.
A system that teaches hackers.
16
Genes contain what? What is its importance? Choose the best answer.
Gene contain DNA code. It is only important for the brain.
Genes contain protein. It is only important for appearance.
Genes contain cells. It is important for creating diseases all the time.
Gene contain DNA code. It is important for the production of protein.
17
Mikel uses gel electrophoresis. The results are shown below. What is the fragment furthest down? Why is it located here?
17 bp. It is the largest fragment.
11 bp. The DNA is positively charged.
16 bp. The smallest fragment.
8 bp. The smallest fragment.
18
How does understanding the size of the RFLPs be useful?
It only helps analyze the immune system.
Fragments in result of an enzyme. Can prove similarities in an experiment.
Fragments of a restriction enzyme. Cannot find similarities in an outcome.
It only helps to indicate any cancerous tissues.
19
Sticky ends can be reattached by an enzyme called...
Amylase
Protease
Ligase
Glycerol
20
Face is the least secure form of biometrics.
True
False
21
Hussan found a bone near a park. Other than DNA, what are some ways to identify this skeleton?
Examining the functioning bone marrow.
Understanding the various protein in the muscular system.
Checking the length of the bone by calculating the area of the scene.
Physical surrounding and checking if there are other clues or equipment.
22
Jam is deciding to become a forensic anthropologist. List two educational requirements?
Bachelor’s degree in physiology. They have to be experts in world history.
Just a bachelor’s degree in physiology. A master's degree is not needed.
There aren't many educational requirements in this field.
A bachelor’s degree in anthropology and a bachelor’s degree in physiology.
23
Describe how DNA plays a role in the functioning of the body.
DNA can only play a role in appearance.
DNA does not play a role in reproduction.
DNA plays a role in cancerous cells since DNA is dangerous.
Since DNA correlates with cells, it plays a role in body movement.
24
Blake is curious about biometrics. How can DNA play a role in the future?
With DNA, it reduces the chance of someone else accessing a database.
Unique fragments of DNA would not be stored into computers.
DNA is helpful for investigations therefore DNA contains toxic chemicals.
25
Blood, hair follicles, fingerprints, saliva, skin cells, and bodily fluids can help identify...
Substances
Mutation elements and genes
DNA
Homogenous compounds
26
There is one fragment which is 20 bp. There are two missing people. How to detect if there is a similarity?
The bp of a missing person needs to be 19 bp.
This question needs to have more outside variables.
If the missing person has 21 bp.
If the bp of a missing person is identical.
27
When Juan was looking at the DNA, he noticed this strand: ATA GCC GGA. What is the opposite DNA strand? Why?
TAT CGC CGA. The base pair for G is T. The base pair for C is A.
TAT CGG CCA. The base pair for A is T. The base pair for G is C.
TGT CCG CCA. The base pairs are A and T. On the other hand, it is G and G.
TAT CGG CCA. The base pair for A is C. The base pair for G is T.
28
How can molecular biology techniques be used to compare the DNA of two individuals?
Enzymes are helpful because blunt ends are needed in order to analyze DNA.
PCR. Makes copies of a particular DNA. Helpful to analyze its structure.
Gel electrophoresis. If fragments are aligned, there is a match.
Since fragments of DNA is positive, it's helpful for comparison.
29
You're a doctor. There is a family waiting for you. Tell the family that the bone does not belong to their loved one.
The fragments doesn't align with each other from having the same samples.
The fragments doesn't align with each other from being magnetic electrons.
Using the gel electrophoresis, the fragments aligns with each other.
Using the gel electrophoresis, the fragments doesn't align with each other.
30
Gane wants to use one restriction enzyme rather than two different restriction enzymes. Why is this not the best idea?
Inaccuracy is always caused by mutations of substances.
One restriction enzyme is accurate.
Two different restriction enzymes causes inaccuracy.
It causes inaccuracy. The digested fragments can't always be true.
31
What are several courses that a person who wants to be a DNA analyst need to take?
They have to take courses about microbiology and computer programming.
They only have to take two courses relating with biochemistry and geometry.
They have to take courses relating with microbiology and immunology.
They have to take courses relating with English and genetics.
32
Gel electrophoresis can separate DNA fragments. Larger fragments are further down the gel.
False
True
33
Describe the process of a retinal scan.
Scans blood vessels at the back of the eye by an infrared light.
Scans blood vessels at the back of the eye by ultraviolet radiation.
Scans the amount of oxygen at the back of the eye.
Scans the number of cells at the back of the eye by an infrared light.
34
A hospital named UI wants to know a safer way to collect people's information into their database. List some methods.
Facial recognition, iris scan, and using a person's nationality.
Facial recognition, iris scan, and gender.
Facial or audible recognition, iris scan, DNA measurement by using blood.
Facial or audible recognition, iris scan, and recognizing hair color.
35
Matt wants to know the size of the fragment listed below. What is it? How did you find this?
It is 9 base pairs. Count the number of bases on the bottom strand.
It is 17 base pairs. Count the bases on the bottom and top strand.
It is 9 base pairs. Count the number of bases on the top strand.
It is 9 1/2 base pairs. Count the number of bases on the top strand.
36
Sickle cell anemia is a disease caused by DNA. What if DNA code is altered?
There's a definite chance that a person would get a severe disease.
In general, cells can never change. They affect the delivery of oxygen.
The body would function the same as before.
In general, the cell's function changes. Can affect the delivery of oxygen.
37
What role does DNA play in human identity?
They play a contribution in physical appearance and the function of cells.
Plays a contribution to some chromosomes and creates harmful bacteria.
Only plays a role in the size of the bone and creates harmful bacteria.
They only play a contribution to the function of cells and biometrics.
38
Forensic anthropology is not a competitive field.
True
False
39
DNA is negatively charged.
False
True
40
Identity is crucial. Explain how human body systems, tissues, and cells play a role in identity.
Muscular system=weak muscle. Epithelial=skin. Neurons=destroys information.
Muscular system=muscle size. Epithelial=skin. Neurons=transmit information.
Muscular system=protection. Epithelial=bone. Neurons=transmit information.
All of the above
41
Describe the process of an iris scan.
Examines the nerves on the colored area of the eye by a video camera.
Examines the nerves on the pupil by a video camera.
Examines the blood on the colored area of the eye by a video camera.
Examines the ridges on the colored area of the eye by a video camera.
42
Jake needs to work with the gel electrophesis. Describe three equipment that he needs to work with.
Microcentrifuge tubes, micropipette, and disposable micropipette tips.
Lighter, contaminated skeleton, and micropipette.
Lighter, micropipette, and disposable micropipette tips.
Electrical current, micropipette, and a small cardboard box.
