State whether the following statement is true or false: The uterus opens into the vagina through the cervix.

Which of the following organisms does not reproduce by binary fission?

Which contraceptive device is used only by males?

The pistil is intact. Cross-pollination has occurred,leading to fertilization and the formation of fruit. In a bisexual flower,despite the young stamens being removed artificially,the flower produces fruit. Provide a suitable explanation for the above situation.

The correct sequence of organs in the male reproductive system for the transport of sperms is:

"The consistency of $DNA$ copying during reproduction is important for the maintenance of body design features." Support this statement with two arguments.