Molecular scissors that cut DNA at specific base sequences are called ____________________________________________.
Question 17
17.
The method of separating the molecules within an electric field, based on their size, is called___________________________________.
Question 18
18.
A method used to rapidly make multiple copies of a specific segment of DNA is called ____________________________.
Question 19
19.
Tandem repeats of short DNA sequences (2-5 pairs) with varying numbers of repeats between individuals is called ________________________________.
Question 20
20.
What is the correct base pair rulings for the DNA strand TTTAACGAATA?
Question 21
21.
What is the correct base pair rulings for the DNA strand CCTTAATTCAGACCAT?
Question 22
22.
What is the correct base pair rulings for the RNA strand GGCATAAGATTACGA?
Question 23
23.
Question 24
24.
A child inherits ___________ genes for each trait.
Question 25
25.
Question 26
26.
One well contains a control, a solution containing DNA fragments of known lengths called a __________________ or Standard DNA
Question 27
27.
Which suspects DNA matches the DNA on the knife at the crime scene?
Question 28
28.
Which father is the child's father?
Question 29
29.
Each DNA strand is tightly coiled around _____________________ molecules and itself.
Question 30
30.
When a human egg and a sperm combine, nearly a ____________________ different gene combinations are possible.
Question 31
31.
A perpetrator may leave ______________________, such as saliva or blood, at a crime scene.
Question 32
32.
When performing the Strawberry DNA extraction lab, what did you need to break in order for the chemicals to react with the DNA?
Question 33
33.
DNA is separated within an ___________ gel
Question 34
34.
The DNA can be extracted from the cell __________________.
Question 35
35.
Question 36
36.
Essay--Write the answer to one essay question in the space provided below.
FCA’s 1. Write in complete sentences and paragraph form.
2. Use Chapter 7 terminology to answer questions(example: DNA, alleles, chromosomes etc...).
3. Provide inferences, other thoughts, or personal experiences in your answer whenever possible.
1. Using the DNA probes above, identify kids which could be from the parents and explain how you know they are their kids.
2. Using the DNA probes above, identify kids which are not both their kids or which neither of them are related to and explain how you know.
Question 37
37.
Extra Credit: In the case studies, who was the first person exonerated of their conviction because of DNA evidence?
Question 38
38.
Extra Credit: In the case studies, who was the victim when Ian Simms was the first convicted of murder where the victim's body was not found but DNA evidence was used?
Because each DNA molecule is composed of two strands, DNA is known as a double helix.
True
False
Population genetics is the study of the variation in genes among a group of individuals.
True
False
To calculate the percentage of people who have a particular allele, population studies are conducted to collect data.
True
False
Since DNA is evidence that is capable of identifying a specific person, it is known as trace evidence.
True
False
When the amount of evidence left at a crime scene is very small, it is considered to be individual evidence.
True
False
Except for identical twins, no two people on earth have the same:
skeletal type
physical characteristics
blood group
DNA
Biological evidence is used in forensics for identification purposes. Biological evidence includes:
urine
saliva
all of these choices
blood
The analysis of chromosomes, which was originally developed by geneticists, is known as:
none of these choices
genetics
karyotyping
archetyping
Genetic information is stored in molecules of DNA making up structures called:
chromosomes
blueprints
genetic material
DNA fingerprinting
If you tease apart a human chromosome, you will see that it is made up of:
four strands of DNA.
three strands of DNA.
two strands of DNA.
one strand of DNA.
James Watson and Francis Crick received the 1953 Nobel Prize for their work on describing the structure of DNA--:
a helix that resembles a twisted ladder.
None of these choices.
a double helix that resembles a twisted ladder.
a triple helix that resembles a twisted ladder.
In the nucleus of most human body cells, there are:
23 pairs of chromosomes.
92 chromosomes.
None of these choices.
46 pairs of chromosomes.
DNA in chromosomes is called
DNA.
nuclear DNA.
structural DNA.
DNA chromosomes.
One of two or more alternative forms of a gene is:
DNA.
RNA.
a chromosome.
an allele.
DNA sequences that have instructions for making a protein molecule that determines our inherited characteristics or traits such as blood type or enzyme production are:
alleles.
chromosomes.
genes.
genomes.
Electrophoresis uses _________ to move DNA.
electric current
gel
enzymes
DNA ladder
Which crimes when committed will law enforcement upload your DNA into the national DNA database?