3846011
Description
Quiz by Lisa Polillo, updated more than 1 year ago
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Created by Lisa Polillo
about 9 years ago
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Question 1
Question
What is the process by which the number of chromosomes is reduced by half to form sex cells?
Answer
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heredity
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meiosis
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mitosis
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probability
Question 2
Question
For codominant traits, heterozygous organisms have a phenotype that shows
Answer
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both alleles.
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only the recessive alleles.
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neither the dominant nor the recessive allele.
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only the dominant allele.
Question 3
Question
During meiosis, sex cells form when chromosome pairs are
Answer
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doubled.
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copied.
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separated.
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combined.
Question 4
Question
An organism's phenotype is its
Answer
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physical appearance.
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genetic makeup.
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allele combination.
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probability of occuring.
Question 5
Question
According to the chromosome theory of inheritance, [blank_start]genes[blank_end] are carried from parents to offspring on chromosomes.
Answer
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genes
Question 6
Question
Each time a coin is tossed, there is a 75% chance that the coin will land heads up.
Answer
- True
- False
Question 7
Question
Chromosomes are made up of [blank_start]genes[blank_end] joined together like beads on a string.
Answer
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genes
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proteins
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purebreds
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hybrids
Question 8
Question
[blank_start]Probability[blank_end] is a number that describes how likely it is that an event will happen.
Answer
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Probability
Question 9
Question
Walter Sutton discovered that the sex cells of grasshoppers have [blank_start]half[blank_end] the number of chromosomes found in the body cells.
Answer
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half
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twice
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one-fourth
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the same
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