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DNA, RNA, and Genetics Questions - All Grades

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Grade 6 DNA, RNA, and Genetics
What type of reproduction requires male and female sex cells?
  1. heredity
  2. mitosis
  3. sexual reproduction
  4. asexual reproduction
Grade 5 DNA, RNA, and Genetics
Every organism has traits that make the organism
  1. unique.
  2. the same.
  3. hereditary.
  4. learned.
Grade 7 DNA, RNA, and Genetics
Mistakes made when DNA is being copied are
  1. selections.
  2. mutations.
  3. interactions.
  4. crossovers.
Grade 9 DNA, RNA, and Genetics
What is a gene?
  1. Segment of DNA that codes for muscle size.
  2. Segment of DNA that codes for a specific trait or cell function.
  3. Segment of DNA that codes for bleached ends of hair color.
  4. Segment of DNA that codes for absolute muscle strength.
Grade 9 DNA, RNA, and Genetics
What describes the synthesis of RNA with a template of DNA?
  1. transcription
  2. translation
  3. photosynthesis
  4. respiration
Grade 9 DNA, RNA, and Genetics
All are characteristics of DNA EXCEPT
  1. having deoxyribose sugar.
  2. being single-stranded.
  3. being double-stranded.
  4. having four nitrogenous bases.
Grade 7 DNA, RNA, and Genetics
Traits are passed down.
  1. True
  2. False
Grade 2 DNA, RNA, and Genetics
Which is the correct definition of the word offspring?
  1. the living things that come from a living thing
  2. what happens when a insect changes form
  3. a trait that is passed on from parents
Grade 9 DNA, RNA, and Genetics
Which kind of sugar is encountered in the nucleotides of DNA?
  1. deoxyribose
  2. ribose
  3. glucose
  4. none of the above
Grade 9 DNA, RNA, and Genetics
Which nitrogenous base is only found in RNA?
  1. uracil
  2. thymine
  3. guanine
  4. cytosine
Grade 9 DNA, RNA, and Genetics
Which molecules are involved in protein synthesis?
  1. ribosomal RNA, transfer RNA, and mutagens
  2. messenger RNA, ribosomal RNA, and transfer RNA
  3. messenger RNA, introns, and ribosomal RNA
  4. transfer RNA, introns, and mutagens
Grade 5 DNA, RNA, and Genetics
How many pairs of chromosomes do humans have?
  1. 236
  2. 46
  3. 23
  4. 10
Grade 8 DNA, RNA, and Genetics
What is RNA?
  1. a molecule that plays a role in the synthesis of proteins
  2. a change in the base sequence of a DNA molecule
  3. a molecule that consists of amino acids linked together
  4. a building block of DNA made up of a sugar, a phosphate, and a base
Grade 10 DNA, RNA, and Genetics
What is the role of hydrogen bonds in the structure of DNA?
  1. code for proteins
  2. synthesize proteins
  3. separate the strands
  4. connect the base pairs
Grade 6 DNA, RNA, and Genetics
Who is considered the father of genetics?
  1. Mendel
  2. Watson
  3. Crick
  4. Punnett
Grade 9 DNA, RNA, and Genetics
Where are genes located?
  1. in the nucleus
  2. in the cytoplasm
  3. on the chromosomes
  4. on the ribosomes
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