Unpaired fin

মাছে উপস্থিত এক বা একাধিক সংখ্যক পাখনা যারা হুবহু একই রকম নয় তাদের বিজোড় পাখনা (বেজোড় পাখনা নামেও পরিচিত) বলা হয়ে থাকে। যেমন- পৃষ্ঠ পাখনা, পুচ্ছ পাখনা, পায়ু পাখনা ইত্যাদি। অনেক মাছে দুটি অর্থাৎ এক >>>

Urochordates

Animals of the subphylum named Urochordata under the phylum Chordata are called as Urochordates (singular- Urochorsate). They are also known as Tunicates (singular- Tunicate). This subphylum is also known as tunicata.

Following characteristics are >>>

Urochordata

Urochordata is a subphylum of the phylum Chordata. The word Urochordata is formed from Greek word “oura” means “tail” and Latin word “chorda” means “cord”. This group is also known as Tunicata.

Animals of the >>>

Unicellular

Unicellular means having of only one cell. An organism consisting of single cell called unicellular organism. Most of all are microscopic but some are visible to the naked eye. All Prokaryotes, most Protists, and some >>>

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