Biotechnology and genetic modification — practice question

Which characteristics make bacteria useful for biotechnology?

• Ahave cell walls ✓, make complex molecules ✓, have a rapid reproduction rate ✗
• Bhave cell walls ✓, make complex molecules ✗, have a rapid reproduction rate ✗
• Chave cell walls ✗, make complex molecules ✓, have a rapid reproduction rate ✓
• Dhave cell walls ✗, make complex molecules ✗, have a rapid reproduction rate ✓