4761950
Descripción
Test por Kara Hauber, actualizado hace más de 1 año
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Creado por Kara Hauber
hace casi 9 años
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Pregunta 1
Pregunta
Meiosis produces gametes that contain half the genetic information. Once the two gametes combine in fertilization the cell is now considered a zygote. This type of reproduction is called
Respuesta
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Sexual
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Asexual
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Vegetative
Pregunta 2
Pregunta
During prophase I of meiosis the....
Respuesta
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Nuclear envelope toughens
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Homologous chromosomes cross over
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Sister chromatids separate and move to opposite ends of the cell
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Chromosomes become chromatin
Pregunta 3
Pregunta
Homologous pairs (homologs) are separated during anaphase II.
Respuesta
- True
- False
Pregunta 4
Pregunta
The monk that established the first principles of inheritance and is known as the father of modern day genetics was
Respuesta
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Reginald Punnett
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Gregor Mendel
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Frances Redi
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Louis Pasteur
Pregunta 5
Pregunta
The monohybrid cross developed by Reginald Punnett demonstrates Mendel's law of _______________________.
Respuesta
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independent assortment
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rules
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segregation
Pregunta 6
Pregunta
What is the genotype of a homozygous dominant father, when T= tall plants and t=short plants. Tall (T) is dominant.
Respuesta
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Tt
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tt
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TT
Pregunta 7
Pregunta
What would the genotype ratio be of a cross between TT x tt (based on TT:Tt:tt ratio)?
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0:2:2
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2:0:2
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4:0:0
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0:4:0
Pregunta 8
Pregunta
The dihybrid cross demonstrates Mendel's law of __________________.
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independent assortment
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diversity
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segregation
Pregunta 9
Pregunta
Incomplete dominance is observed _________________________ traits.
Respuesta
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by a blend of
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by showing both
Pregunta 10
Pregunta
Hemophilia a hereditary blood disease, it is an example of ____________________________.
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autosomal recessive disorder
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X-linked recessive disorder
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X-linked dominant disorder
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autosomal dominant disorder
Pregunta 11
Respuesta
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Stigma
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Style
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Anther
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Filament
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Ovary
Pregunta 12
Respuesta
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stigma
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style
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anther
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filament
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ovary
Pregunta 13
Respuesta
-
stigma
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style
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anther
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filament
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ovary
Pregunta 14
Respuesta
-
stigma
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style
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anther
-
filament
-
ovary
Pregunta 15
Respuesta
-
stigma
-
style
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anther
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filament
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ovary
Pregunta 16
Pregunta
A biotech process that involves separating DNA by size based on DNA's negative charge?
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Polymerase Chain Reaction (PCR)
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DNA Fingerprinting
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Gel electrophoresis
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DNA Cloning
Pregunta 17
Respuesta
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Bob
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Sue
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John
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Lisa
Pregunta 18
Respuesta
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Dad 1
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Dad 2
Pregunta 19
Pregunta
What ingredient is/are required for polymerase chain reaction (PCR)
Respuesta
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Free nucleotides
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DNA polymerase
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DNA containing the target sequence
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All of the above
Pregunta 20
Pregunta
When a trait is determined by two or more genes, this is referred to as epistasis.
Respuesta
- True
- False
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