15815505
Descripción
Test por sherri oberding, actualizado hace más de 1 año
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Creado por sherri oberding
hace más de 5 años
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Pregunta 1
Pregunta
A carrier of a trait controlled by a [blank_start]recessive[blank_end] allele [blank_start]does not[blank_end] have the trait.
Respuesta
-
recessive
-
generic
-
does not
-
does
Pregunta 2
Pregunta
The carrier of a recessive allele can pass it on to their offspring
Respuesta
- True
- False
Pregunta 3
Pregunta
Sex linked genes can have only dominant alleles
Respuesta
- True
- False
Pregunta 4
Pregunta
Genes on the X and Y chromosomes are often called...
Respuesta
-
Dominant alleles
-
Recessive alleles
-
Sex-linked alleles
-
Sex- linked genes
Pregunta 5
Pregunta
Females have only [blank_start]X chromosomes,[blank_end] but males have both and [blank_start]X and a Y.[blank_end]
Respuesta
-
X chromosomes,
-
Y Chromosomes
-
X and a Y.
-
X and and X
Pregunta 6
Pregunta
Which one is not one of the three patterns of inheritance in humans?
Respuesta
-
Single Gene with Two Alleles
-
Single Genes with Multiple Alleles
-
Traits controlled by many genes
-
Traits by controlled by a single gene with no alleles
Pregunta 7
Pregunta
How many human blood types are there ?
Respuesta
-
4 A,B,AB,O
-
4 A,B,C,D
-
4 A,B,AB,BA
-
3 A,B,o
Pregunta 8
Pregunta
the [blank_start]sex chromosomes[blank_end] carry genes that determine wether a person is [blank_start]able or female[blank_end] and carry genes that determine other traits
Respuesta
-
sex chromosomes
-
sex linked genes
-
male or female
-
color blind
Pregunta 9
Pregunta
A person's characteristics are determined only by genes
Respuesta
- True
- False
Pregunta 10
Pregunta
Colorblindness is a trait controlled by a [blank_start]recessive[blank_end] allele on the [blank_start]X[blank_end] chromosome.
Respuesta
-
recessive
-
dominant
-
X
-
Y
Pregunta 11
Pregunta
A carrier is a person who has one [blank_start]recessive allele[blank_end] for a trait and one [blank_start]dominant allele.[blank_end]
Respuesta
-
recessive allele
-
dominant allele
-
dominant allele.
-
dormant gene
Pregunta 12
Pregunta
The two causes of genetic disorders in humans are mutations in the [blank_start]DNA[blank_end] of genes and changes in teh overall structure or number of [blank_start]chromosome[blank_end]s.
Respuesta
-
DNA
-
structure
-
chromosomes
-
genes
Pregunta 13
Pregunta
Genetic disorder that makes the body produce abnormally thick mucus in the lungs and intestines.
Respuesta
-
SIckle Cell disease
-
Cystic Fibrosis
-
Hemophilia
Pregunta 14
Pregunta
One important tool that geneticist use to trace the [blank_start]inheritance of traits[blank_end] in humans is a [blank_start]pedigree chart[blank_end] or family tree.
Respuesta
-
inheritance of traits
-
chromosomal abnormalities
-
pedigree chart
-
Karyotypes
Pregunta 15
Pregunta
Down Syndrome is when a person's cells have an extra copy of [blank_start]chromosome 21[blank_end].
Respuesta
-
chromosome 21
Pregunta 16
Pregunta
Today doctors use [blank_start]karyotypes[blank_end] to help diagnose genetic disorders
Respuesta
-
karyotypes
-
pedigree
-
genotypes
Pregunta 17
Pregunta
What is the genetic cause of cystic fibrosis?
Respuesta
-
Loss of 3 DNA bases
-
Adding 3 DNA bases
-
Loss of 2 DNA bases
Pregunta 18
Pregunta
An examle of a human trait that is controlled by more than one gene is
Respuesta
-
blood type
-
skin color
-
widow's peak
-
dimples
Pregunta 19
Pregunta
A person who has one recessive and one dominant allele for a trait is called a
Respuesta
-
homozygote
-
carrier
-
clone
-
hybrid
Pregunta 20
Pregunta
A genetic disorder in which the person's blood clots very slow if at all is
Respuesta
-
sickle cell disease
-
cystic fibrosis
-
down's syndrome
-
hemohilia
Pregunta 21
Pregunta
The crsossing of two individuals that have similar characteristics is referred to as
Respuesta
-
genetic engineering
-
hybridization
-
inbreeding
-
cloning
Pregunta 22
Pregunta
The transfer of genes from one organism to another is called
Respuesta
-
hybridization
-
cloning
-
selective breeding
-
genetic engineering
Pregunta 23
Pregunta
A chart that tracks which members of a family have a particular trait is called a
Respuesta
-
pedigree
-
Punnett Square
-
karyotype
-
genome
Pregunta 24
Pregunta
In a pedigree, a square is used to represent a
Respuesta
-
female
-
male
-
carrier
-
clone
Pregunta 25
Pregunta
The [blank_start]sex[blank_end] chromosomes determine if a person is a male or female
Respuesta
-
sex
-
multiple
-
recessive
-
gene
Pregunta 26
Pregunta
An abnormal condition that a person inherits through genes or chromosomes is a
Respuesta
-
pedigree
-
gene therapy
-
genetic disorer
-
karyotype
Pregunta 27
Pregunta
Three or more forms of a gene that code for a single trait are called multiple alleles
Respuesta
- True
- False
Pregunta 28
Pregunta
Sex-linked recessive traits are more common in females
Respuesta
- True
- False
Pregunta 29
Pregunta
Sickle Cell disease is a genetic disorder in which the body produces abnormally thick mucus.
Respuesta
- True
- False
Pregunta 30
Pregunta
The process of selecting a few organisms with desired traits to serve as parents of the next generation is called genetic engineering
Respuesta
- True
- False
Pregunta 31
Pregunta
In karyotyping a person's DNA is cut into fragments, which are separated to form a pattern.
Respuesta
- True
- False
Pregunta 32
Pregunta
A(n) [blank_start]genome[blank_end] is all the DNA in one cell of an organism.
Respuesta
-
genome
-
clone
Pregunta 33
Pregunta
The goal of the [blank_start]human genome project[blank_end] has been to identify the DNA sequence of every human gene
Respuesta
-
human genome project
-
clone
-
genetic engineering.
Pregunta 34
Pregunta
A [blank_start]clone[blank_end] is an organism that is genetically identifcal to the organism from which it was produced.
Respuesta
-
clone
-
genome
-
selective breed
Pregunta 35
Pregunta
Why is hemophilia more common in males?
Respuesta
-
Sex linked trait on the X chromosome
-
Sex linked trait on the Y chromosome
-
Recessive trait on the Y chromosome
-
Dominant trait on the Y chromosome
Pregunta 36
Pregunta
A couple has a son who does not have symptoms of sickle-cell disease has no chance of having abnormal hemoglobin
Respuesta
- True
- False
Pregunta 37
Pregunta
3 methods that people have used to produce plants and animals with desireable traits include
Respuesta
-
The Human Genome Project, selective breeding and cloning
-
Cloning, selective breeding, and genetic engineering
-
Karyotype, cloning, selective breeding
Pregunta 38
Pregunta
Which parent basically controls the trait for colorblindness for the sons?
Respuesta
-
The father, because he has the Y chromosome?
-
The mother, because the trait is passed on the X chromosome
-
It could be either, because it is a recessive allele
Pregunta 39
Pregunta
Only the [blank_start]female[blank_end] gender can be a carrier of a sex-linked trait.
Respuesta
-
female
-
male
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