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Ch.5 Modern Genetics
Test Description: Modern Genetics
Instructions: Answer all questions to get your test result.
1) Human trait controlled by more than one gene
A
widow's peak
B
blood type
C
dimples
D
skin color
2) A person who has one recessive and one dominant allele for a trait is
A
homozygote
B
carrier
C
clone
D
hybrid
3) Genetic disorder in which a person's blood clots very slowly if at all is
A
hemophilia
B
cystic fibrosis
C
sickle-cell disease
D
Down syndrome
4) Crossing of two individuals that have identical or similar sets of allelesis referred to as
A
hybridization
B
cloning
C
selective breeding
D
inbreeding
5) Transfer of genes from one organism to another is called
A
selective breeding
B
cloning
C
hybridization
D
genetic engineering
6) A chart that tracks which members of a family have a particular trait
A
karyotype
B
genome
C
pedigree
D
Punnett square
7) The ____ chromosome determine if a person is a male or a female.
A
gene
B
recessive
C
sex
D
multiple
8) In a pedigree, a square is used to represent a/an
A
male
B
female
C
carrier
D
clone
9) An abnormal condition that a person inherits through genes or chromosomes is a/an
A
karyotype
B
genetic disorder
C
gene therapy
D
pedigree
10) People with an extra copy of chromosome 21 have a disorder called
A
hemophelia
B
colorblindness
C
Down syndrome
D
amniocentesis
11) A procedure in which fluid from around a developing baby is removed to test for genetic disorders.
A
paternity testing
B
hemochromatosis
C
amniocentisis
D
presymptomatic
12) Professionals who help couples understand their chances of having a child with a particular genetic disorder are called
A
limnologist
B
genetic counselors
C
genetic engineer
D
biotech
13) Breeders cross two genetically different individuals in ___
A
Hybridization
B
Cloning
C
Imbreeding
D
Selective Breeding
14) An organism that is genetically identical to the organism from which it was produced.
A
Codominant
B
Hybrid
C
Incomplete dominant
D
Clone
15) Inserting working copies of a gene directly into the cells of a person with a genetic disorder is referred to as
A
Cloning
B
Gene Therapy
C
Genetic Counseling
D
Genetic Engineering
16) A picture of all the chromosomes in a cell that doctors use to detect genetic disorders
A
DNA
B
Karyotype
C
Pedigree
D
Punnett Square
17) The main goal of the Human Genome Project
A
understand inheritance patterns of dimples
B
identify the DNA sequence of every human gene
C
understand sex-linked traits
D
understand origins of human ancestry
*select an answer for all questions
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