Question

what is bacteria?????​

Answer 1

$\huge \mathcal \purple {ᴀɴsᴡᴇʀ⛄}$

ʙᴀᴄᴛᴇʀɪᴀ ᴀʀᴇ ᴀ ᴛʏᴘᴇ ᴏғ ʙɪᴏʟᴏɢɪᴄᴀʟ ᴄᴇʟʟ. ᴛʜᴇʏ ᴄᴏɴsᴛɪᴛᴜᴛᴇ ᴀ ʟᴀʀɢᴇ ᴅᴏᴍᴀɪɴ ᴏғ ᴘʀᴏᴋᴀʀʏᴏᴛɪᴄ ᴍɪᴄʀᴏᴏʀɢᴀɴɪsᴍs. ᴛʏᴘɪᴄᴀʟʟʏ ᴀ ғᴇᴡ ᴍɪᴄʀᴏᴍᴇᴛʀᴇs ɪɴ ʟᴇɴɢᴛʜ, ʙᴀᴄᴛᴇʀɪᴀ ʜᴀᴠᴇ ᴀ ɴᴜᴍʙᴇʀ ᴏғ sʜᴀᴘᴇs, ʀᴀɴɢɪɴɢ ғʀᴏᴍ sᴘʜᴇʀᴇs ᴛᴏ ʀᴏᴅs ᴀɴᴅ sᴘɪʀᴀʟs. ʙᴀᴄᴛᴇʀɪᴀ ᴡᴇʀᴇ ᴀᴍᴏɴɢ ᴛʜᴇ ғɪʀsᴛ ʟɪғᴇ ғᴏʀᴍs ᴛᴏ ᴀᴘᴘᴇᴀʀ ᴏɴ ᴇᴀʀᴛʜ, ᴀɴᴅ ᴀʀᴇ ᴘʀᴇsᴇɴᴛ ɪɴ ᴍᴏsᴛ ᴏғ ɪᴛs ʜᴀʙɪᴛᴀᴛs

Answer 2

Answer:

Bacteria are a type of biological cell. They constitute a large domain of prokaryotic microorganisms. Typically a few micrometres in length, bacteria have a number of shapes, ranging from spheres to rods and spirals. Bacteria were among the first life forms to appear on Earth, and are present in most of its habitats.