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TLS Online TPP Program

#Question id: 4219

Which of the following statements correctly describes Archibald Garrod's hypothesis for how "inborn errors of metabolism" such as alkaptonuria occur?

#Unit 3. Fundamental Processes

  1. Metabolic enzymes require vitamin cofactors, and affected individuals have significant nutritional deficiencies.

  2. Enzymes are made of DNA, and affected individuals lack DNA polymerase.

  3. Certain metabolic reactions are carried out by ribozymes, and affected individuals lack key splicing factors.

  4. Genes dictate the production of specific enzymes, and affected individuals have genetic defects that cause them to lack certain enzymes.

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TLS Online TPP Program

#Question id: 4055

#Unit 3. Fundamental Processes

Which of the following might decrease the global production of mRNA in a prokaryotic cell? (1 point).
TLS Online TPP Program

#Question id: 4056

#Unit 3. Fundamental Processes

Operon having positive and negative regulation by single regulatory protein is
TLS Online TPP Program

#Question id: 4057

#Unit 3. Fundamental Processes

The decapping enzymes and 5→3 exonuclease are concentrated in
TLS Online TPP Program

#Question id: 4058

#Unit 3. Fundamental Processes

The mechanism of pre-tRNA splicing differs in from the mechanisms used by self-splicing introns and spliceosomes as
TLS Online TPP Program

#Question id: 4059

#Unit 3. Fundamental Processes

PML nuclear bodies are also sites of post-translational modification of proteins with
TLS Online TPP Program

#Question id: 4060

#Unit 3. Fundamental Processes

A polyA tail is added to: