Ch.5 Modern Genetics Question Preview (ID: 35899)


Modern Genetics. TEACHERS: click here for quick copy question ID numbers.

Human trait controlled by more than one gene
a) blood type
b) skin color
c) widow's peak
d) dimples

A person who has one recessive and one dominant allele for a trait is
a) homozygote
b) carrier
c) clone
d) hybrid

Genetic disorder in which a person's blood clots very slowly if at all is
a) sickle-cell disease
b) cystic fibrosis
c) Down syndrome
d) hemophilia

Crossing of two individuals that have identical or similar sets of allelesis referred to as
a) selective breeding
b) hybridization
c) inbreeding
d) cloning

Transfer of genes from one organism to another is called
a) hybridization
b) cloning
c) selective breeding
d) genetic engineering

A chart that tracks which members of a family have a particular trait
a) pedigree
b) Punnett square
c) karyotype
d) genome

The ____ chromosome determine if a person is a male or a female.
a) multiple
b) sex
c) recessive
d) gene

In a pedigree, a square is used to represent a/an
a) female
b) carrier
c) male
d) clone

An abnormal condition that a person inherits through genes or chromosomes is a/an
a) pedigree
b) gene therapy
c) genetic disorder
d) karyotype

People with an extra copy of chromosome 21 have a disorder called
a) Down syndrome
b) colorblindness
c) hemophelia
d) amniocentesis

A procedure in which fluid from around a developing baby is removed to test for genetic disorders.
a) presymptomatic
b) paternity testing
c) amniocentisis
d) hemochromatosis

Professionals who help couples understand their chances of having a child with a particular genetic disorder are called
a) genetic counselors
b) genetic engineer
c) biotech
d) limnologist

Breeders cross two genetically different individuals in ___
a) Cloning
b) Imbreeding
c) Hybridization
d) Selective Breeding

An organism that is genetically identical to the organism from which it was produced.
a) Clone
b) Hybrid
c) Codominant
d) Incomplete dominant

Inserting working copies of a gene directly into the cells of a person with a genetic disorder is referred to as
a) Genetic Engineering
b) Cloning
c) Genetic Counseling
d) Gene Therapy

A picture of all the chromosomes in a cell that doctors use to detect genetic disorders
a) Punnett Square
b) Karyotype
c) Pedigree
d) DNA

The main goal of the Human Genome Project
a) understand inheritance patterns of dimples
b) understand sex-linked traits
c) understand origins of human ancestry
d) identify the DNA sequence of every human gene

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