vaccination helps in preventing disease because :
a- it develops antibodies against the pathogen .
b- hit kill the disease causing pathogen.
c- it blocks the food supply to pathogen.
d- does not allowed to multiply in host
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Explanation:
- ɪᴛ ʙʟᴏᴄᴋ ᴛʜᴇ ғᴏᴏᴅ sᴜᴘᴘʟʏ ᴛᴏ ᴘᴀᴛʜᴏɢᴇɴs ɪs ᴄᴏʀʀᴇᴄᴛ ᴀɴsᴡᴇʀ.
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