Question

Define mutation?............​

Answer 1

ʜɪɪ ᴍᴀᴛᴇ ʜᴇʀᴇ's ᴜʀ ᴀɴsᴡᴇʀ

ᴍᴜᴛᴀᴛɪᴏɴs. ᴅᴇғɪɴɪᴛɪᴏɴ. ᴀ ᴍᴜᴛᴀᴛɪᴏɴ ᴏᴄᴄᴜʀs ᴡʜᴇɴ ᴀ ᴅɴᴀ ɢᴇɴᴇ ɪs ᴅᴀᴍᴀɢᴇᴅ ᴏʀ ᴄʜᴀɴɢᴇᴅ ɪɴ sᴜᴄʜ ᴀ ᴡᴀʏ ᴀs ᴛᴏ ᴀʟᴛᴇʀ ᴛʜᴇ ɢᴇɴᴇᴛɪᴄ ᴍᴇssᴀɢᴇ ᴄᴀʀʀɪᴇᴅ ʙʏ ᴛʜᴀᴛ ɢᴇɴᴇ. ᴀ ᴍᴜᴛᴀɢᴇɴ ɪs ᴀɴ ᴀɢᴇɴᴛ ᴏғ sᴜʙsᴛᴀɴᴄᴇ ᴛʜᴀᴛ ᴄᴀɴ ʙʀɪɴɢ ᴀʙᴏᴜᴛ ᴀ ᴘᴇʀᴍᴀɴᴇɴᴛ ᴀʟᴛᴇʀᴀᴛɪᴏɴ ᴛᴏ ᴛʜᴇ ᴘʜʏsɪᴄᴀʟ ᴄᴏᴍᴘᴏsɪᴛɪᴏɴ ᴏғ ᴀ ᴅɴᴀ ɢᴇɴᴇ sᴜᴄʜ ᴛʜᴀᴛ ᴛʜᴇ ɢᴇɴᴇᴛɪᴄ ᴍᴇssᴀɢᴇ ɪs ᴄʜᴀɴɢᴇᴅ.

ᴛʜᴇʀᴇ ᴀʀᴇ ᴛʜʀᴇᴇ ᴛʏᴘᴇs ᴏғ ᴅɴᴀ ᴍᴜᴛᴀᴛɪᴏɴs: ʙᴀsᴇ sᴜʙsᴛɪᴛᴜᴛɪᴏɴs, ᴅᴇʟᴇᴛɪᴏɴs ᴀɴᴅ ɪɴsᴇʀᴛɪᴏɴs.

ʙᴀsᴇ sᴜʙsᴛɪᴛᴜᴛɪᴏɴs. sɪɴɢʟᴇ ʙᴀsᴇ sᴜʙsᴛɪᴛᴜᴛɪᴏɴs ᴀʀᴇ ᴄᴀʟʟᴇᴅ ᴘᴏɪɴᴛ ᴍᴜᴛᴀᴛɪᴏɴs, ʀᴇᴄᴀʟʟ ᴛʜᴇ ᴘᴏɪɴᴛ ᴍᴜᴛᴀᴛɪᴏɴ ɢʟᴜ -----> ᴠᴀʟ ᴡʜɪᴄʜ ᴄᴀᴜsᴇs sɪᴄᴋʟᴇ-ᴄᴇʟʟ ᴅɪsᴇᴀsᴇ.

ᴅᴇʟᴇᴛɪᴏɴs. ...

ɪɴsᴇʀᴛɪᴏɴs.

ʜᴏᴘᴇ ɪᴛ ʜᴇʟᴘs ʏᴏᴜ...!!.....

ᴘʟᴢᴢ ᴍᴀʀᴋ ᴀs ʙʀᴀɪɴʟɪᴇsᴛ....!!....

ᴀɴᴅ ᴘʟᴢᴢ ᴛʜᴀɴᴋ ғᴏʀ ᴛʜᴇsᴇ ᴀɴs....!!..

Answer 2

Some points on Mutation are as follows:-

1. In this somatic mutations has some heritable in vegetative propagated plants.

2. Mutation word was given by Hugo De Vries.

3. De vries studied mutations in the plant Oenothera lamarckiana that is also known as evening primrose.

4. Mutation was first observed by Seth Wright.

5. He observed some short legged sheep (Ancon) variety in a population of long legged sheep.

6. Because of the some environmental Reasons & mutagens there may seen some mutation that is called as induced mutation.