higher human biology Unit 1.3

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1. What are the three parts of an RNA nucleotide?

  • ribose sugar, phosphate and uracil
  • Ribose sugar, phosphate and a base
  • ribose sugar, phosphatase and a base
  • deoxyribose sugar, phosphate and a base
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2. What are the three types of proteins?

  • Fibrous, globular and conjoined
  • Fibrous, globular and conjugated
  • Fibrous, global and conjugated
  • Full, globular and conjugated

3. What type of bond forms between the complementary DNA and mRNA base pairs?

  • oxygen
  • hydrogen
  • covalent
  • chemical

4. what term is used to describe the process where certain genes are switched on and certain genes are switched off to produce a specific protein

  • gene expression
  • transcription
  • protein synthesis
  • translation

5. What is the name of initial strand of RNA produced by transcription?

  • medium mRNA
  • primary mRNA
  • mature mRNA
  • primary tRNA
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