Introduction to Cyanobacteria (Blue-green algae)
Subject: Biology
Overview
Cyanobacteria is also known as blue-green algae. This note contains information about classification and general characteristics of cyanobacteria.Introduction to Cyanobacteria (Blue-green algae)
Classification
Kingdom: Monera
Division: Eubacteria
Class: Cyanobacteria
Order: Nostocaceae
Genus: Nostoc
Common name: Star jelly
General characters of Cyanobacteria
- The incipient nucleus is present.
- The presence of a 70s type of ribosome.
- The gas vacuole is present.
- They are autotrophic and photosynthesis takes place by oxygenic photosynthesis.
- Double membrane-bound cell organelles like ER, Golgi body, plastids are absent.
- Their is an absence of locomotory organelles.
- Sexual reproduction is absent.
- Reproduction takes place by means of the asexual method.
Things to remember
- Cyanobacteria is also known as blue-green algae.
- Their is an absence of locomotory organelles.
- The present of the incipient nucleus.
- The presence of 70s type of ribosome.
- The gas vacuole is present.
- It includes every relationship which established among the people.
- There can be more than one community in a society. Community smaller than society.
- It is a network of social relationships which cannot see or touched.
- common interests and common objectives are not necessary for society.
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