A – Waksman; B – Streptococcus
A – Fleming; B – Penicillium notatum
A – Waksman; B – Bacillus brevis
A – Fleming; B – Staphylococci
Step 1: Initial Antibiotic Discovery.
In 1928, Alexander Fleming identified the first antibiotic, penicillin.
Step 2: Research Observation.
He noted that the mold Penicillium notatum prevented Staphylococci bacteria from multiplying.
Differentiate between spermatogenesis and oogenesis in humans on the basis of the following:
(a) When the process is initiated.