write 5 characteristics of monera
Answers
==> The word Monera is derived from the Greek word 'moneres' that means 'single', which is in reference to the single-celled prokaryotes.
==> Many centuries ago, organisms were classified according to their complex structure.
==> The five kingdoms of living beings include the eukaryotic Protista, Fungi, Plantae, and Animalia.
==> The single-celled organisms like bacteria were placed under the kingdom Monera.
==> Many scientists consider them to be the oldest forms of life on Earth.
==> the mode of nutrition is heterotrophic or autotrophic
===> After an in-depth study of the characteristics of Monera kingdom, it was divided into two groups archaea and bacteria.
==> The common names used for Monera sometimes include Prokaryota or Prokaryotae
==> . They are tiny, omnipresent single-celled organisms that are found in almost every corner of this planet
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→ Monera = single; means single celled prokaryotes.
→ They are the most primitive group of organisms.
→ They grow in special environmental conditions like hot springs, ice, on the surface of plants and animals.
→ They reproduce both sexually and asexually.
Sexually by conjugation. Asexually by spore formation and binary fission.
→ Double standard DNA is present in them.
→ Cell organelles like mitochondria, endoplasmic reticulum etc. are absent in it.
→ Flagella is present in them, which helps in movement from one place to another.
→ Cell have no membrane around the nucleus.
→ Circulation takes place with the help of diffusion.
→ Ex :- blue green algae and bacteria.
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