Answer:
The answer is: Sister chromatids are split
Offspring different from parents would belong in sexual reproduction. Sexual reproduction makes the offspring different from the parent(s), while asexual reproduction makes somewhat of a clone of the parent.
In DNA Nucletide monomer are linked to the next through covalent bonds
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In the adults, the growth rate slows with age. The healing mechanism of the different cells if damaged is different than that of the younger ones. If a cartilage is damage in the adults, the chondrocytes which are still surviving secrete more extracellular matrix in order to heal the damaged cartilage. The chondrocytes cells are present in the cartilage, and they function to maintain the cellular matrix of the cartilage.