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

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Grade 7 DNA, RNA, and Genetics
The letters "DNA" stand for what?
  1. deoxyribonucleic acid
  2. ribonucleic acid
  3. deoxyribose sugar
  4. ribose sugar
Grade 7 DNA, RNA, and Genetics
Grade 7 DNA, RNA, and Genetics
Grade 7 DNA, RNA, and Genetics
This transfers amino acids to the mRNA.
  1. mRNA
  2. Protein Synthesis
  3. tRNA
  4. Meiosis
Grade 7 DNA, RNA, and Genetics
Which set of traits are dominant?
  1. AA, aa, Aa
  2. Aa, Cc, CC
  3. BB, AA, RR
Grade 7 DNA, RNA, and Genetics
Grade 7 DNA, RNA, and Genetics
In class you have to find a male karyotype how will you know?
  1. There will be a X and Y on the paper
  2. There will be a X and a X on the paper
  3. There will be a X and V on the paper
  4. All of the above are incorrect
Grade 7 DNA, RNA, and Genetics
What is DNA often referred as?
  1. Extension Ladder
  2. Wagon Train
  3. Twisted Ladder
  4. Chromosome Tail
Grade 7 DNA, RNA, and Genetics
Grade 7 DNA, RNA, and Genetics
Grade 7 DNA, RNA, and Genetics
Grade 7 DNA, RNA, and Genetics
An abnormal condition that a person inherits through genes or chromosomes is a
  1. pedigree.
  2. gene therapy.
  3. genetic disorder.
  4. karyotype.
Grade 7 DNA, RNA, and Genetics
Grade 7 DNA, RNA, and Genetics
What is the passing of traits from parents to offsprings called?
  1. heredity
  2. allele
  3. genotype
  4. phenotype
  5. genetics
  6. gene
  7. homozygous
  8. heterozygous
Grade 7 DNA, RNA, and Genetics
Attached earlobes are a characteristic that is seen when a person inherits a recessive allele, e, for this trait from each parent.


Which statement is correct?
  1. The genotype ee determines the phenotype.
  2. The phenotype ee determines the genotype.
  3. The genotype ee is an acquired trait.
  4. The phenotype ee is an acquired trait.
Grade 7 DNA, RNA, and Genetics
Grade 7 DNA, RNA, and Genetics
Kara has a plant that produces either purple or white flowers. She crosses a plant that has two recessive alleles for white flowers with a plant that has two dominant alleles for purple flowers. Which result would be true of all of the offspring?
  1. All of the offspring would have two recessive alleles and white flowers.
  2. All of the offspring would have two dominant alleles and purple flowers.
  3. All of the offspring would have one recessive allele, one dominant allele, and white flowers.
  4. All of the offspring would have one recessive allele, one dominant allele, and purple flowers.
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