Answer:
Select
a and c
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Mitosis is a type of cell division<span> in which chromosomes number remains constant...mitosis helps in growth , repairing of wounds ,cell replacement, and asexual reproduction...</span>
Answer:
Cyanobacteria, Anabaena and Azotobactor are called Nitrogen fixing bacteria. These bacteria change the nitrogen in the atmosphere into a form that is used by the plants to make proteins. Plants take nitrogen in the form of nitrates. The atmospheric nitrogen is first converted into ammonia after that ammonia is converted into nitrates and this nitrates use by the plants to make proteins.
the genetic material housed inside the cell nucleus is packaged in into these organized bundles.
- chromosomes
