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Tenth Grade (Grade 10) DNA, RNA, and Genetics Questions

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Grade 10 DNA, RNA, and Genetics
The base pair rules states that
  1. Replication is semiconservative
  2. A pairs with T, G pairs with C
  3. DNA is a double helix held together by hydrogen bonds
  4. A pairs with G, T pairs with C
Grade 10 DNA, RNA, and Genetics
Grade 10 DNA, RNA, and Genetics
Grade 10 DNA, RNA, and Genetics
A nucleotide consists of
  1. a nitrogen base.
  2. a nitrogen base and a sugar.
  3. a nitrogen base, sugar, and phosphate.
  4. two nitrogen bases, a sugar, and a phosphate.
Grade 10 DNA, RNA, and Genetics
Gregor Mendel concluded that traits are
  1. not inherited by offspring.
  2. inherited through the passing of factors from parents to offspring.
  3. determined by dominant factors only.
  4. determined by recessive factors only.
Grade 10 DNA, RNA, and Genetics
What are the alternate forms of genes also known as?
  1. Phenotypes
  2. Alleles
  3. Inherited traits
  4. Traits
  5. Genotypes
Grade 10 DNA, RNA, and Genetics
Identify the following column.
BB
bb
Bb
bB
  1. genotype
  2. phenotype
  3. none of the above
  4. both a & b
Grade 10 DNA, RNA, and Genetics
After replication
  1. one new DNA double helix consists of two old strands and the other new DNA double helix consists of two new strands.
  2. each new DNA double helix consists of two old strands.
  3. each new DNA double helix consists of one old strand and one new strand.
  4. each new DNA double helix contains 25% of the old DNA double helix.
  5. each new DNA double helix consists of two new strands.
Grade 10 DNA, RNA, and Genetics
DNA is universal code common to
  1. all living things
  2. only mammals
  3. non-living things
  4. only plants
Grade 10 DNA, RNA, and Genetics
The principles of probability can be used to
  1. predict the traits of the offspring produced by genetic crosses.
  2. determine the actual outcomes of genetic crosses.
  3. predict the traits of the parents used in genetic crosses.
  4. decide which organisms are best to use in genetic crosses.
Grade 10 DNA, RNA, and Genetics
What are the Nucleotide Bases?
  1. Phosphate, Double Helix, and DNA
  2. DNA, Adenine, Thymine, and Replication
  3. Adenine, Thymine, Cytosine, and Guanine
  4. None of the above
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