Human Genome and Bioethics Review Quiz
Preview:
Cystic fibrosis is caused by
A. a small change in the DNA sequence of one gene.
B. nondisjunction during meiosis in the father.
C. crossing over between X and Y chromosomes.
D. the combined effects of several genes.
What is NOT a reason to genetically modify plants?
A. To make the plants poisonous to insects
B. Make plants drought resistant
C. To produce fewer plants
D. Improve the nutrition of food grown
What is this
A. plasmid
B. recombinant bacterium
C. recombinant DNA
D. sticky ends
The best description of a GMO is _____.
A. Hybrid species.
B. Natural organisms.
C. Artificially manipulated species.
D. Healthiest species.
How many base pairs (bp) are in the human genome?
A. 1 billion bp
B. 4 billion bp
C. 3 billion bp
D. 3.5 billion bp
Which parental pair could produce females with colorblindness (Remember colorblindness is a sex-linked chromosomal disorder)?
A. Homozygous normal-vision mother; Father with colorblindness
B. Mother with colorblindness; Father with normal-vision
C. Heterozygous normal-vision mother; Father with normal-vision
D. Heterozygous normal-vision mother; Father with colorblindness
The purpose of selective breeding is to
A. Get bigger animals
B. get smaller animals
C. create animals with desirable traits
D. create animals with bad traits
What can you conclude from the fact that humans have cloned plants for thousands of years?
A. Most of the crops that exist today are clones
B. Cloning plants is much easier than cloning animals
C. Cloned plants are immune to all diseases and pests
D. Much of today’s modern technology was developed in ancient times
Which term refers to a farmer choosing the best corn from this year to plant next year?
A. natural selection
B. selective breeding
C. genetic engineering
D. genetic transformation
True or False-There could be possible benefits to GMOs.
A. TRUE
B. FALSE
The X and Y chromosomes are called the
A. extra chromosomes.
B. phenotypes.
C. sex chromosomes.
D. All of the answers are correct.
Which is not a base pair of DNA?
A. Cytosine
B. Thymine
C. Adenine
D. Guanine
E. DNA Ladder
A chart that traces the inheritance of a trait in a family is called a(n)…
A. Pedigree
B. Karyotype
C. Genome
D. Autosome
Humans have_______ pairs of chromosomes, for a total of _______ chromosomes.
A. 24,48
B. 23,46
C. 25,100
D. 25,50
A picture of chromosomes arranged in groups is known as a(n)…
A. Generation
B. Pedigree
C. Karyotype
D. Chromoscopy