Answer:
process of fossilization , which mineral deposits form internal casts of organisms.
Explanation:
<span>The answer is chromatin. Chromatin is composed
of DNA wound up in protein complexes called histones to form nucleosomes. At the
start of mitosis or meioses, chromatin is folded up into a 30nm fibre which is sequentially
folded up to 1400nm fibres .</span>
The temperature is rising which makes the Artic and Antarctic ice melt, rising the sea levels.
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