American Military University SCIENCE 132Week 7 Quiz
Week 7 Quiz
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Part 1 of 7 - 9.0/ 9.0 Points
Question 1 of 32
3.0/ 3.0 Points
In Gregor Mendel’s work with pea plants, he found that when a tall pea plant, with genes TT,
was crossed with a short pea plant, with genes tt, that _____ % of the first generation of offspring
plants were _____.
A. 66 and 2/3 %; tall
B. 0%; tall
C. 50%; tall
D. 100%; tall
E. 75%; tall
Feedback:Good work; your answer is correct!Question 2 of 32
3.0/ 3.0 Points
Although a person can have two identical alleles for a single gene (a __________ state), it is also
possible for a person to have two different alleles (a __________ state).
A. genetic; phenotic
B. homozygous; heterozygous
C. complete; incomplete
D. heterozygous; homozygous
E. incomplete; complete
Feedback:Good work; your answer is correct!
Question 3 of 32
3.0/ 3.0 Points
An individual’s complete genetic makeup is referred to as his or her _______. The characteristics
that the genes express, whether they are physical, behavioral, or biochemical, are a person’s
_________.
A. homozygote profile; heterozygote profile
B. chromosomal profile; heterozygote profile
C. genotype; phenotype
D. genetic profile; profile
E. genetic profile; pheno profile
Feedback:Good work; your answer is correct!
Part 2 of 7 - 21.0/ 24.0 Points
Question 4 of 32
3.0/ 3.0 Points
The actual process of protein synthesis requires which intracellular organelle?
A. Golgi body
B. Nucleus
C. Nucleolus
D. Mitochondria
E. Ribosome
Feedback:Good work; your answer is correct!
Question 5 of 32
3.0/ 3.0 Points
The name for a specific 3 nucleotides that codes for a single amino acid is called a/an _______.
A. tRNA segment
B. codon
C. gene
D. triplet
E. mRNA segment
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Question 6 of 32
3.0/ 3.0 Points
If one strand of DNA has the following nucleotide order: AGCTGCA, what must the nucleotide
order of the complementary strand be?
A. TGCAGTC
B. ACGTCGA
C. TCGACTG
D. GCGTAAG
E. AGCTGCA
Feedback:Good work; your answer is correct!
Question 7 of 32
0.0/ 3.0 Points
When a cell divides, which of the following is/are true?
A. The two new cells are called daughter cells.
B. Each of the daughter cells in humans have 23 chromosomes.
C. DNA replication after the daughter cells divide.
D. When chromosomes divide, each new portion is called RNA.
E. All of the following are true.
Feedback:Each of the daughter cells contains all 46 chromosomes because the DNA replicatesbefore the cell divides. RNA is a different molecule that is DNA.
Question 8 of 32
3.0/ 3.0 Points
Each ribosome is actually made up of _____ different parts.
A. 4
B. 3
C. 2
D. 1
E. 5
Feedback:Good work; your answer is correct!
Question 9 of 32
3.0/ 3.0 Points
The building blocks of DNA are considered to be _________.
A. nitrogen
B. sugars
C. nucleotides
D. phosphate groups
E. None of the above.
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Question 10 of 32
3.0/ 3.0 Points
DNA replicates by which of the following models?
A. conservative
B. semiconservative
C. dispersive
D. constructive
E. none of the above
Feedback:Good work; your answer is correct!
Question 11 of 32
3.0/ 3.0 Points
How long would the peptide be that is translated from this MRNA sequence: 5'-
AUGGGCUACCGA-3'?
A. 0
B. 3
C. 1
D. 4
E. 2
Feedback:Good work; your answer is correct!
Part 3 of 7 - 9.0/ 9.0 Points
Question 12 of 32
3.0/ 3.0 Points
Assume a pericentric inversion occurred in one of two homologs prior to meiosis. The other
homolog remains normal. During meiosis, what structure—if any—would these homologs
assume in order to pair accurately along their lengths?
A. V formation
B. cruciform
C. loop
D. pairing would not be possible
E. None of the above
Feedback:Good work; your answer is correct!
Question 13 of 32
3.0/ 3.0 Points
By definition, a pericentric inversion includes the ________.
A. telomere
B. centromere
C. centriole
D. chiasma
E. synapse
Feedback:Good work; your answer is correct!
Question 14 of 32
3.0/ 3.0 Points
4. The chromosomal abnormality that causes Down syndrome is trisomy _____ syndrome.
A. 18
B. 21
C. 10
D. 24
E. 16
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Part 4 of 7 - 21.0/ 24.0 Points
Question 15 of 32
3.0/ 3.0 Points
The discovery of DNA and then ways to manipulate DNA, as well as advances in our
understanding of and ability to manipulate cells, have led some to refer to the twenty-first
century as the____________century.
A. DNA
B. biotechnology
C. cloning
D. genetic engineering
E. cell biology
Feedback:Good work; your answer is correct!
Question 16 of 32
3.0/ 3.0 Points
_________ is the study of entire genomes, including the complete set of genes, their nucleotide
sequence and organization, and their interactions within a species and with other species.
A. Gene manipulation
B. Genetic engineering
C. DNA mapping
D. DNA sequencing
E. Genomics
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Question 17 of 32
0.0/ 3.0 Points
_________ are the final products of genes that perform the function encoded by any gene.
A. nitrogenous wastes
B. ATP molecules
C. ribosomes
D. RNA molecules
E. proteins
Feedback:Proteins are the final products of genes that perform the function encoded by any gene.
Question 18 of 32
3.0/ 3.0 Points
Genomics can be used in agriculture to:
A. generate new hybrid strains
B. improve disease resistance
C. improve yield
D. A and B are correct. C is incorrect.
E. All of the above are correct.
Feedback:Good work; your answer is correct!Question 19 of 32
3.0/ 3.0 Points
What is the most challenging issue facing genome sequencing?
A. the inability to develop fast and accurate sequencing techniques
B. the ethics of using information from genomes at the individual level
C. the availability and stability of DNA
D. All of the above
E. None of the above
Feedback:Good work; your answer is correct!
Question 20 of 32
3.0/ 3.0 Points
Knowledge of the genetic makeup of our species, the genetic basis of heritable diseases, and the
invention of technology to manipulate and fix mutant _______ provides methods to treat
diseases.
A. signs and symptoms
B. genes
C. medications
D. traits
E. diagnostic tests
Feedback:Good work; your answer is correct!
Question 21 of 32
3.0/ 3.0 Points
Genome mapping is the process of finding the location of ________ on each chromosome.
A. codons
B. genes
C. DNA errors
D. nucleotide bonds
E. nucleotides
Feedback:Good work; your answer is correct!
Question 22 of 32
3.0/ 3.0 Points
In general, _________ means the creation of a perfect replica. In biology, the re-creation of a
whole organism is referred to as “reproductive _________.”
A. None of the above
B. Genetic engineering
C. Cloning
D. Gene manipulation
E. Re-creation
Feedback:Good work; your answer is correct!
Part 5 of 7 - 18.0/ 21.0 Points
Question 23 of 32
3.0/ 3.0 Points
Glucose remains elevated in the bloodstream as a result of _______.
A. type 2 diabetes mellitus
B. type 1 diabetes mellitus
C. type 1 diabetes mellitus and diabetes insipidus
D. diabetes insipidus
E. type 1 and type 2 diabetes mellitusFeedback:Correct!
Question 24 of 32
3.0/ 3.0 Points
A patient has a fasting plasma glucose (FPG) test on three successive days and the following
results are obtained; 82, 108, and 96 mg/dL. How would you interpret these results?
A. These values are normal.
B. These values indicate impaired glucose uptake by cells.
C. These values indicate diabetes mellitus.
Feedback:Correct!
Question 25 of 32
3.0/ 3.0 Points
Which hormone stimulates the breakdown of polymerized glucose?
A. glycogen
B. insulin
C. plant starch
D. glucagon
Feedback:Correct!
Question 26 of 32
3.0/ 3.0 Points
A patient has a fasting plasma glucose (FPG) test on three successive days and the following
results are obtained; 83, 92, and 98 mg/dL. How would you interpret these results?
A. These values are normal.
B. These values indicate impaired glucose uptake by cells.
C. These values indicate diabetes mellitus.
D. Unable to determine from these results. More testing is required.Feedback:Correct!
Question 27 of 32
0.0/ 3.0 Points
A patient has a fasting plasma glucose (FPG) test on three successive days and the following
results are obtained; 136, 130, and 128 mg/dL. How would you interpret these results?
A. These values are normal.
B. These values indicate impaired glucose uptake by cells.
C. These values indicate diabetes mellitus.
D. Unable to determine from these results. More testing is required.
Feedback:Learning Objective: Given fasting plasma glucose (FPG) values, predict whether or
not a patient has diabetes mellitus.
Please review Lab Exercise 4, Activity 2.
Question 28 of 32
3.0/ 3.0 Points
A patient has a fasting plasma glucose (FPG) test on three successive days and the following
results are obtained; 114, 125, and 120 mg/dL. How would you interpret these results?
A. These values are normal.
B. These values indicate impaired glucose uptake by cells.
C. These values indicate diabetes mellitus.
D. Unable to determine from these results. More testing is required.
Feedback:Correct!
Question 29 of 32
3.0/ 3.0 Points
In this simulation, optical density is measured using a _______.
A. microscope
B. caliper
C. spectrophotometer
D. thermocycler
Feedback:Correct!
Part 6 of 7 - 4.0/ 8.0 Points
Answer the following question in your own words without using any resources. Your answer
should be written in complete sentences using correct grammar, spelling, and terminology.
Question 30 of 32
0.0/ 4.0 Points
Briefly explain how excess glucose is removed from the body.
It is removed from the body by enzymes in the kidneys and liver. Some is turned into glycogen
for later use.
Feedback:Learning Objective: Describe how the human body excretes excess glucose.
Please review Lab Exercise 4, Activity 2.
Comment:Incorrect. Glucose is filtered out of the blood by the kidneys and the excess is excreted
in the urine.
Question 31 of 32
4.0/ 4.0 Points
A patient has fasting plasma glucose levels greater than 140 mg/dL. Does this patient have type I
or type II diabetes?
A level of greater than 140 mg/dl suggests type II. However this instance does not state how
many days the FPG levels were measured, leaving it difficult to determine.
Feedback:Learning Objective: Compare and contrast Type I and Type II diabetes mellitus.
Please review Lab Exercise 4, Activity 2.
Comment:correct. You cannot determine the type of diabetes from a single fasting blood glucose
level.
Part 7 of 7 - 5.0/ 5.0 Points
Instructions:
1. Click on the Browse button to find the lab report on your computer.
2. Click on the Upload button to attach your lab report to the quiz.
Question 32 of 32
5.0/ 5.0 Points
Attach your completed Lab Exercise 4, Activity 2: Plasma Glucose, Insulin, and Diabetes
Mellitus lab report (PEX-04-02_FirstnameLastname.pdf) as the answer to this question.PEX-04-02_Joshua
Hall (28.72 KB)
Comment:file submitted [Show Less]