Answer:
Mechanical digestion involves physically breaking down food substances into smaller particles to more efficiently undergo chemical digestion. The role of chemical digestion is to further degrade the molecular structure of the ingested compounds by digestive enzymes into a form that is absorbable into the bloodstream.
Explanation:
The climate is changing very quickly and comparison in todays time back then it was changing very slowly thats what i know about that
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Answer:
1. Asexual Reproduction (If there is only one organism reproducing)
2. Selective Breeding
Explanation:
1. If there is only one parent organism that means the offspring it is a carbon copy of its parent.
2. Selective breeding is breeding to bring out more desirable traits out of the species, like how dog breeders breed for better sense of smell or hearing.
They are prokaryotic cells....
