4354553
Descripción
Test por Amber Barsegian, actualizado hace más de 1 año
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Creado por Amber Barsegian
hace casi 9 años
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Pregunta 1
Pregunta
What is a karyotype?
Respuesta
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The complete chromosomal complement of an individual usually based on a photograph of the chromosomes visualized under the microscope.
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Any of the chromosomes other than the sex chromosomes.
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In mammals, chromosomes X and Y, with XX producing females and XY producing males.
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The sum total of all the genes carried by an individual.
Pregunta 2
Pregunta
Any chromosome OTHER than the sex chromosome:
Respuesta
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Karyotype
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Autosomes
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Zygote
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Mitosis
Pregunta 3
Pregunta
A triplet of nucleotide bases in mRNA that specifies an amino acid or the initiation or termination of a polypeptide sequence:
Respuesta
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Gene
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Genetic code
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Amino acid
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Codon
Pregunta 4
Pregunta
Molecules that form the basic building blocks of protien:
Respuesta
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Amino acids
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Polypeptides
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Hormones
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Codons
Pregunta 5
Pregunta
Polypeptides are:
Respuesta
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Molecules that form the basic building blocks for protien.
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A molecule made up of a chain of amino acids.
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The fundamental unit of heredity.
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A Complex protien that is a catalyst for chemical processes in the body.
Pregunta 6
Pregunta
An ENZYME is a complex protien that is a catalyst for chemical processes in the body.
Respuesta
- True
- False
Pregunta 7
Pregunta
[blank_start]Mitochondria[blank_end] are organelles in the cytoplasm of the cell where energy production for the cell takes place. Contains its own DNA.
Respuesta
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Mitochondria
Pregunta 8
Pregunta
Structures composed primarily of RNA, which are found on the endoplasmic reticulum. They are the site of protien synthesis.
Respuesta
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Ribosomes
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Mitochondria
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Proteins
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Nucleotides
Pregunta 9
Pregunta
A disease caused by a recessive allele; one copy of the allele must be inherited from each parent for the disease to develope.
Respuesta
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Autosomal recessive diseases
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Trinucleotide repeat diseases
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Autosomal dominant diseases
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Sickle cell diseases
Pregunta 10
Pregunta
[blank_start]Heritability[blank_end] is a statistic geneticists use to quantify the proportion of all variation observed for a trait that can be attributed to genetic rather than environmental factors.
Respuesta
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Heritability
Pregunta 11
Pregunta
Phenotypic traits that result from the combined action of more than one gene; most complex traits are this.
Respuesta
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Polygenic traits.
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Super traits.
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X-linked traits.
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Pleiotropy
Pregunta 12
Pregunta
A [blank_start]genotype[blank_end] is the genetic makeup of an individual. It can refer to the entire genetic complement or more narrowly to the alleles present at a specific locus on two homologous chromosomes.
Respuesta
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genotype
Pregunta 13
Pregunta
A [blank_start]phenotype[blank_end] is an observable or measurable feature of an organism. This can be anatomical, biochemical, or behavioral.
Respuesta
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phenotype
Pregunta 14
Pregunta
In a diploid organism, dominant refers to an allele that must be present in two copies (homozygous) in order to be expressed.
Respuesta
- True
- False
Pregunta 15
Pregunta
In a diploid organism, an allele that is expressed when present on only one pair of homologous chromosomes.
Respuesta
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Dominate
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Recessive
Pregunta 16
Pregunta
Examples of HOMOZYGOUS Genotypes and corresponding phenotype. Select all that apply.
Respuesta
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AA, Type A.
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BB, Type B.
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AO, Type A.
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OO, Type O.
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AB, Type AB.
Pregunta 17
Pregunta
A male with blood type AO mates with a female with blood type B. What possible blood types can their offspring posses?
Respuesta
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A
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O
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AB
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B
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All of the above.
Pregunta 18
Pregunta
A male with a blood type of OO mates with a female with a blood type of AO. Possible blood types for their offspring include:
Respuesta
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O
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A
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B
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AB
Pregunta 19
Pregunta
A male with blood type O mates with a female with blood type AB. What blood types are NOT possible for their offspring to possess?
Respuesta
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A
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AB
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B
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They can have any blood type offspring.
Pregunta 20
Pregunta
A couples blood types are O and AB. Which possible blood type could their offspring posses?
Respuesta
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O
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AB
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A
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OO
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