Which of the following statements about bacterial flagella is true?

1. Bacteria can only rotate flagella counterclockwise.
2. Flagella can rotate 360 degrees.
3. Bacteria can only rotate flagella clockwise.
4. Flagella work by undulating.

Bidk

Because the earth is not round ,but it may seem round when viewed from ,our planet but true some points earth is not round was an oblate spheroid -a square that it squashed as globe however is not even a perfect oblate spheroid.in fact isaac newton's first proposed that earth was not perfectly round but it was an oblate spheroid instead.that mean a square that is squashed as its poles and swollen at the

C) to ensure each new cell has an exact copy of the dna