• Research Alexander Fleming • Find out:
• What he discovered
• How he discovered it
• What the impact of the discovery was

PLEASE HELP

1) He discovered penicillin.

2) He accidentally discovered it when he went on vacation and came back to a green mould called penicillin had contaminated the Petri dishes in his lab and found that it was skilling the bacteria he had been growing.

3) Penicillin is extremely important. Wounds that would be fatal back in the day could be quickly treated with penicillin. Penicillin also inspired others to test other natural products that are now used today.

it means

miss jennifer is buying pencils in packs of 12, notebooks in packs of 16, and red pens in boxes of 20. she needs to have the same number of pencils, notebooks, and red pens. how many packs of each type should she buy?

answer mine : )