<span>it is described as an inversion heterozygote</span>
A,b I think should be the answer
Chitin - part of insects hard body and part of fungus
Cellulose - part of plant cell walls
Pectin - also part of plant cell walls
nucleus
is the power house of a cell
<span>It is a common misconception that elephants existed the same time as the dinosaurs did when in fact they have evolved 3 or 5 million years after these creatures.
The tusks of the elephant would probably be the structure not present in early elephants. It is only through evolution that these tusks grew. Some scientists have hypothesized that these tusks develop from the elephants' incisors.
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