Final answer:
Streptomycin is an antibiotic used to treat tuberculosis and infections caused by gram-negative bacteria in prokaryotes. It works by inhibiting protein synthesis.
Step-by-step explanation:
Streptomycin is an antibiotic used to treat tuberculosis and infections caused by gram-negative bacteria in prokaryotes. It works by binding to the 30S ribosome and changing its shape, which inhibits protein synthesis by causing a misreading of messenger RNA.