Explain the holothuria of echinodermata which belongs to non chordate phyla?
admin The holothuria is also known as the sea cucumber. It occurs in the shallow part of sea. It respires through cloacae. It feeds on plankton and debris. It has a…
Explain the antedon of echinodermata which belongs to non chordate phyla?
The antedon is also known as the feather star. It occurs in the bottom half of shallow part of sea. It feeds on plankton and debris and has great power…
Explain the phylum hemichordata of non chordates?
The hemichordates are also known as the half notochord organism. They were also considered a part of chordate. They were placed in chordates by Bateson. They are known as independent…
What Is Kingdom Monera?
Monera originate from primitive type of life referred as a progenote. It is a kingdom of prokaryotes which includes organisms such as bacteria, cyanobacteria, mycoplasma etc. They are present almost…
What Is Bacteria?
These are the organisms which belong to kingdom monera have cell wall made of peptidoglycan, cannot be seen with naked eye and lack membrane bound organelles. They were discovered by…
What Are Mesosomes?
Mesosomes are discovered by Fitz James IN 1960. They are basically inward projection from the plasma membrane. It is divided into two parts as septal and lateral. Septal provides connection…
What Is Ribosome?
Ribosome is small organelle without any membrane. Its size ranges from 15 – 20 nm. They are classified as free and fixed. Fixed are those which are bound to plasma…
What Are Chromatophores?
Chromatophores are present in photosynthetic organism as internal membranes systems. The different color bacteria like purple, green are included in this group.
Definitions Related To Monera
Nucleoid is the genetic product of Kingdom Monera. It is also known as genophore or chromoneme. It has single circular strand of DNA. DNA has no association with proteins and…
What Are Bacterial Flagella?
Bacterial Flagella are single stranded quite similar to micro tubular fibre. They are 7 um in length and 0.02 um in diameter. Basal body, hook and filament constitute the bacterial…