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Synthetic biology in crop plants

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1. Orthogonal gene expression systems are advantageous because they:

a: Use host regulatory elements Explanation

Explanation

b: Function independently of host control Explanation

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c: Depend on host metabolism Explanation

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d: Are highly mutable Explanation

Explanation

2. A synthetic pathway that converts fatty acids to hydrocarbons typically requires engineering:

a: Only the ribosome Explanation

Explanation

b: Enzymes in β-oxidation reversal Explanation

Explanation

c: CRISPR interference machinery Explanation

Explanation

d: Riboswitch control elements Explanation

Explanation

3. The term genetic insulation refers to:

a: Preventing unintended interactions between genetic modules Explanation

Explanation

b: Blocking plasmid replication Explanation

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c: Terminating transcription Explanation

Explanation

d: Isolating genomic DNA from cytoplasm Explanation

Explanation

4. Quorum sensing is often used in synthetic biology for:

a: DNA repair Explanation

Explanation

b: Cell-to-cell communication Explanation

Explanation

c: Protein degradation Explanation

Explanation

d: Ribosome synthesis Explanation

Explanation

The ultimate goal of synthetic biology is best summarized as:

a: Modifying existing genes Explanation

Explanation

b: Understanding natural biology Explanation

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c: Designing and constructing novel biological systems with predictable behavior Explanation

Explanation

d: Producing transgenic organisms Explanation

Explanation

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