Pregunta 1
Pregunta
The stage of Mitosis in which the chromosomes line up in the middle of the cell is
Respuesta
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prophase
-
metaphase
-
telophase
-
anaphase
Pregunta 2
Pregunta
The process of the cytoplasm of the cell splitting to form two new cells is
Respuesta
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prophase
-
anaphase
-
interphase
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telophase
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cytokinesis
Pregunta 3
Pregunta
In Lab 4 (Mitosis and Meiosis), the pairs of white pop beads outside of the nucleus
represented
Respuesta
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centromeres
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chromatids
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centrioles
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metaphase plate
Pregunta 4
Pregunta
Photosynthesis takes place in the chloroplasts, and produces carbon
dioxide as a waste product.
Pregunta 5
Pregunta
In the photosynthesis lab, you could detect that the spinach leaf discs were
carrying out photosynthesis because the disks floated.
Pregunta 6
Pregunta
In gel eletrophoresis, DNA fragments are separated by size, with larger
fragments moving more quickly than smaller fragments.
Pregunta 7
Pregunta
It is not possible for parents, both with Type A blood, to have a child with
Type O blood.
Pregunta 8
Pregunta
Diploid cells contain two copies of every chromosome.
Pregunta 9
Pregunta
The ability to taste the chemical PTC is governed by the alleles T and t. If
you are able to taste PTC, your genotype must be “tt”.
Pregunta 10
Pregunta
Which evolutionary mechanism is most likely responsible for thick fur in polar
bears?
Respuesta
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genetic drift
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sexual selection
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natural selection
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gene flow
Pregunta 11
Pregunta
In terms of evolution, “fitness” is defined by how long you survive and
avoid predators.
Pregunta 12
Pregunta
Which evolutionary mechanism has a larger impact on small populations than large
populations, often resulting in loss of genetic diversity?
Respuesta
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natural selection
-
genetic drift
-
gene flow
-
sexual selection