If a cell of an organism contains a nucleus, the organism is a

The body is protected against harmful flu viruses by

Multicellular organisms use cell division, mitosis, for growth and the maintenance and repair of cells and tissues. single-celled organisms may use cell division as their method of reproduction. regardless of the reason for mitosis, the process ensures genetic continuity. what is the step in the cell cycle that ensure genetic continuity?

During the process of two rails or sides break apart and attract new nucleotide bases to form a new and complete strand.