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MacBook Purple > Mac 7: Start > Flashcards

Mac 7: Start Flashcards

1
Q

Which of the following are “stop codons”?

  • AUG UGA UAA
  • AUG UGA UAC
  • UGA UUA AUG
  • UGA UAA UAG
A

-UGA UAA UAG

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2
Q

When do cells replicate DNA?

  • All the time
  • During interphase
  • During the M phase of the cycle
  • During the S phase of the cycle
A

-During the S phase of the cycle

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3
Q

What are the building block of a DNA molecule

  • Nucleolar
  • Nucleotides
  • Amino Acids
  • Nucleus
A

-Nucleotides

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4
Q

In DNA, which among the following binds with thymine?

  • Adenine
  • Cytosine
  • Guanine
  • Uracil
A

-Adenine

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5
Q

Which among the following codons starts an mRNA sequence?

  • AUG
  • UGA
  • UAA
  • AUA
A

-AUG

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6
Q

Which of the following descriptions of genetic information flow best illustrates the central dogma of biology?

  • RNA to DNA to Protein
  • RNA to Protein to DNA
  • DNA to RNA to Protein
  • DNA to Protein to RNA
A

-DNA to RNA to Protein

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7
Q

Which among the following is the correct sequence from smallest to largest?

  • Peptide, Polypeptide, Proteins, Amino Acid
  • Nucleic Acids, Amino Acids, Proteins, Polypeptide
  • Amino Acid, Peptide, Polypeptide, Proteins
  • DNA, Amino Acids, Proteins, RNA
A

-Amino Acid, Peptide, Polypeptide, Proteins

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8
Q

What happens during translation?

  • DNA is replicated
  • Protein is synthesized from DNA
  • RNA is synthesized from DNA
  • Protein is synthesized from amino acids
A

-RNA is synthesized from DNA

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9
Q

Which of the following is the heredity molecule?

  • Amino acids
  • DNA
  • Protein
  • RNA
A

-DNA

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10
Q

Which of the following is the manner of DNA replication?

  • Conservative
  • Semi-conservative
  • Dispersive
  • None 0f the choices
A

-Semi-conservative

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11
Q

Which among the following defines antiparallelism?

  • The DNA molecule cannot replicate in water
  • The DNA bases are always outside the molecule
  • The RNA double helix twists first on way, then the other
  • Two strands of DNA molecule run in opposite directions
A

-Two strands of DNA molecule run in opposite directions

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12
Q

What happens during translation?

  • Amino acids are coded and produced from mRNA
  • Protein is produced from RNA
  • Protein is synthesized from DNA
  • DNA replication
A

-Amino acids are coded and produced from mRNA

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13
Q

Which of the following types of RNA encodes the amino acid sequence?

  • tRNA
  • rRNA
  • gRNA
  • mRNA
A

-mRNA

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14
Q

In DNA, which among the following binds with Guanine?

  • Adenine
  • Uracil
  • Guanine
  • Cytosine
A

-Cytosine

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15
Q

Which among the following enzymes is responsible for unwinding the DNA double helix to separate the parental strands?

  • Helicase
  • Urease
  • Primase
  • Ligase
A

-Helicase

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MacBook Purple (18 decks)

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