Some similarities between rodentia are They have no backbones
O They reproduce very slowly
O Their incisors never stop growing
O They love cheese

They create genetic variations

Not sure what you mean by this question

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

Photo means light and synthesis means combination so combination of light