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Seventh Grade (Grade 7) DNA, RNA, and Genetics Questions

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Grade 7 :: DNA, RNA, and Genetics by stephanie2368
What is a synonym for homozygous?
  1. heterozygous
  2. purebred
  3. hybrid
Grade 7 :: DNA, RNA, and Genetics by rosalatorre
Grade 7 :: DNA, RNA, and Genetics by stephanie2368
Grade 7 :: DNA, RNA, and Genetics by JeffreyLockett
Sexual reproduction results in
  1. more diverse offspring
  2. more uniform offspring
  3. both a and b
  4. none of the above
Grade 7 :: DNA, RNA, and Genetics by rosalatorre
An example of a human trait that is controlled by more than one gene is
  1. blood type.
  2. widow's peak.
  3. skin color.
  4. dimples.
Grade 7 :: DNA, RNA, and Genetics by stephanie2368
Phenotype is the
  1. physical characteristics
  2. alleles that make up the gene
  3. dominant genes
Grade 7 :: DNA, RNA, and Genetics by stephanie2368
Grade 7 :: DNA, RNA, and Genetics by AmandathePanda
The manufacturing of a single mRNA strand from a DNA molecule is:
  1. Transcription
  2. Replication
  3. Regeration
  4. Meiosis
Grade 7 :: DNA, RNA, and Genetics by stephanie2368
The different forms of a gene are called
  1. phenotypes
  2. genotypes
  3. alleles
Grade 7 :: DNA, RNA, and Genetics by clarknl
Grade 7 :: DNA, RNA, and Genetics by rosalatorre
During DNA replication, adenine pairs only with
  1. thymine
  2. cytosine
  3. guanine
  4. lactic acid
Grade 7 :: DNA, RNA, and Genetics by Mau9393939
Which scientist concluded all animals are made of cells?
  1. Matthias Schleiden
  2. Robert Hooke
  3. Theodor Schwann
  4. Anton van Leeuwenhoek
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