This is fake mold! I painted mold on this lemon wedge because I didn't have a picture of one. Does it look real?-Mike Penicillium is a type of mold that grows well on citrus fruits. As penicillium grows, it gives off a liquid named penicillin. Penicillin is used as an antibiotic when people are sick. Send us photos or drawings of your mold. We'll add it to our Grow-n-Show gallery. Try growing your own penicillium. Wash your hands and try not to inhale the mold spores when you are experimenting. Collect: eye dropper Ziploc® sandwich bag lemon wedge empty milk carton cotton swab masking tape water collect dust on a cotton swab rub dust from cotton swab on lemon rind put lemon in bag - add 5 or 6 drops water seal bag - place bag in milk carton - seal carton What happens if you don't add any water? Try using apples, oranges or bananas. What if you left it out in the sun? What if you didn't collect any dust? How many colors of mold can you grow? Fungus farmers Name that fungus What the heck is an antibiotic?

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