Want to see correct answers?
Login or join for free!
  Biology Worksheets
Looking for Biology worksheets?
Check out our pre-made Biology worksheets!
Share/Like This Page

DNA, RNA, and Genetics Questions - All Grades

You can create printable tests and worksheets from these DNA, RNA, and Genetics questions! Select one or more questions using the checkboxes above each question. Then click the add selected questions to a test button before moving to another page.

Previous Page 1 of 113 Next
Grade 7 DNA, RNA, and Genetics
Grade 11 DNA, RNA, and Genetics
Grade 7 DNA, RNA, and Genetics
Grade 9 DNA, RNA, and Genetics
Distinct forms of one gene are known as
  1. genotypes
  2. phenotypes
  3. alleles
  4. polygenetic traits
Grade 9 DNA, RNA, and Genetics
Grade 7 DNA, RNA, and Genetics
Grade 7 DNA, RNA, and Genetics
The factors that control a trait
  1. Trait
  2. Alleles
  3. Genes
  4. Sex Cells
Grade 7 DNA, RNA, and Genetics
The number of chromosomes in a cell produced by mitosis is
  1. half as many as the original cell.
  2. twice as many as the original cell.
  3. the same number as the original cell.
  4. random, depending on factors present.
Grade 5 DNA, RNA, and Genetics
Grade 8 DNA, RNA, and Genetics
What are chromosomes?
  1. consists of DNA and protein molecules coiled into a definite shape.
  2. the process in which DNA is copied
Grade 9 DNA, RNA, and Genetics
What is a nucleoid?
  1. A membrane-enclosed organelle
  2. An area where genetic material is found
  3. A small bomb
  4. None of the above
Grade 11 DNA, RNA, and Genetics
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
Offspring that are the result of sexual reproduction are
  1. never identical to the parents
  2. sometimes identical to the parents
  3. always identical to the parents
  4. always identical to other offspring
Previous Page 1 of 113 Next
You need to have at least 5 reputation to vote a question down. Learn How To Earn Badges.