Jelly Fungi is Helpful.
harmful because it makes you sick
Bacteria can be both harmful and helpful
mycology
virus
fungi is the cause of food moulds, and some skin rashes such as warts. So it can be infectious to the things it comes in contact with and potentially harmful to that organism.
Some give us nutrients. Some are harmful.
harmful because it makes you sick
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it can be helpful or harmful
only as harmful as peter
Some viruses target bacteria or fungi, which can be harmful to humans. These viruses are called "bacteriophages" or sometimes just "phages".
sometimes they are helpful and harmful.
Bacteria can be both harmful and helpful
Sandpaper is both helpful and harmful.
yes
they are helpful not harmful to plants
harmful