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EOC.SB2a.DNA & RNA

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Last updated almost 2 years ago
13 questions
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Question 1
1.

Drag the item from the item bank to its corresponding match

Draggable itemarrow_right_altCorresponding Item
This is the process of copying DNA to RNA
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Transcription
This is the copying process by which a cell duplicates its DNA
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Replication
A single stranded nucleic acid that plays a role in protein synthesis
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RNA
This holds an organism's hereditary information
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DNA
Question 2
2.

The diagram below represents a process that occurs in many cells.

The main function of this process is to

Question 3
3.

The structures most directly involved in the synthesis of cellular proteins are the

Question 4
4.

DNA and RNA are examples of which biological macromolecule?

Question 5
5.

A nucleotide is the building block of DNA. A nucleotide is composed of...(select all that apply

Question 6
6.

The semiconservative model states that DNA replication occurs in which of the following ways?

Question 7
7.

Identify the characteristic with the correct category.

  • DNA --> DNA
  • Controlling Factor: Ribosomes
  • Product: RNA/mRNA Strand
  • Product: DNA Strand
  • Controlling Factor: RNA Polymerase
  • mRNA --> Proteins
  • Product: Protein/Polypeptide Chain
  • DNA --> mRNA
  • Controlling Factor: DNA Polymerase
  • Replication
  • Transcription
  • Translation
Question 8
8.

Match the following RNA types to their function.

Draggable itemarrow_right_altCorresponding Item
tRNA
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takes DNA message to ribosome
mRNA
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combines w/ proteins to make ribosome
rRNA
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brings amino acids to ribosomes
Question 9
9.

Which of the following statements are TRUE regarding DNA and RNA? Select all correct answers!

Question 10
10.

Match the following protein synthesis term/image.

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Codon definition
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three-base sequence on mRNA that codes for a single amino acid
Codon image
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three bases on tRNA molecule that are complementary to an mRNA codon
Anticodon image
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An enzyme that is required for transcription
DNA polymerase
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An enzyme that is required for translation
RNA polymerase
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Anticodon definition
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Question 11
11.

Place the steps of translation in the correct order.

  1. A tRNA carrying an amino acid binds to its anticodon to the codon on mRNA
  2. Ribosomes starts reading the code
  3. Translation stops when the ribosomes reaches the stop codon
  4. Bonds form between amino acids and the polypeptide chain grows
  5. Ribosome attaches to mRNA
Question 12
12.

Place the steps of translation in the correct order.

  1. Translation stops when the ribosomes reaches the stop codon
  2. Bonds form between amino acids and the polypeptide chain grows
  3. A tRNA carrying an amino acid binds to its anticodon to the codon on mRNA
  4. Ribosomes starts reading the code
  5. Ribosome attaches to mRNA
Question 13
13.

Identify the following roles of protein synthesis.

Draggable itemarrow_right_altCorresponding Item
mRNA (messenger)
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Copies the coded message from DNA and carries it to the ribosome.
tRNA (transfer)
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Carries the amino acids and adds them to the growing protein at the ribosome.
rRNA (ribosomal)
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Combines with proteins to to make ribosome.