Biology · Biofuels
In industrial biotechnology, first- and second-generation biofuels such as bioethanol and biodiesel are primarily derived from which source?
- 1Purified bacterial cultures maintained in fermenters
- 2Genetically engineered animal cell lines
- 3Agricultural crops, biomass, and organic residues✓
- 4Synthetic inorganic chemical feedstocks
Correct answer
Agricultural crops, biomass, and organic residues
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