How can bacteria be both a help and a hindrance in food preservation?
Please help!

ok so bacteria on food is like you cant eat or you will get very sick from it i already know you know that im just saying that to help

Explanation:

Bacteria can be positive and negative when it comes to food, certain foods heavily rely on bacteria for the making of that food, for example yogurt, or certain cheeses. But certain bacteria on foods can make you really sick, like Salmonella.

Explanation:

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d) the ability to recognize shapes

by going smokefree, you could improve the well-being of your friends, family, coworkers, and even your pets. here’s how the cigarettes you smoke affect the people around you.