How are fishes characterized, Biology

Assignment Help:

Q. Fish identity card. How are fishes characterized according to examples of representing beings, skin, basic morphology, circulation, nitrogen waste, respiration, thermal control and types of reproduction?

Examples of representing beings: tuna, sardines, sharks, rays, salmons. Basic morphology: hydrodynamic body, fins cartilaginous skeleton in chondrichthyes, bony skeleton in osteichthyes. Skin: with scales in placoid and osteichthyes scales in chondrichthyes. Respiration: branchial, Circulation: incomplete, closed, heart with two chambers. Nitrogen waste: urea in chondrichthyes, ammonia in osteichthyes. Thermal control: heterothermic. Kind of reproduction: sexual, internal fecundation in chondrichthyes, external in osteichthyes.


Related Discussions:- How are fishes characterized

Determine the important rule of insulin syringes, Insulin Syringes Syri...

Insulin Syringes Syringes for insulin are designed for standard U-100 insulin. 1 ml of insulin has 100 standard units of insulin. Syringe has markings in insulin units it helps

Define isolated soybean proteins in dairy type products, Define isolated so...

Define isolated soybean proteins in Dairy type products? Soybean protein isolates are used in non-dairy coffee whiteners, liquid whipped toppings, emulsified sour cream or chee

Differences between vertebrates and the other chordates, What are the diffe...

What are the differences between vertebrates and the other chordates? Vertebrates are dissimilar because they have a spinal column (vertebral column). In these animals the noto

Which equipments are required for stress laboratory, The stress lab must ha...

The stress lab must have the following equipment: 1) A mercury Blood Pressure apparatus. 2) A Bed so that the patients ECG can be recorded in the recovery period in supine po

Retroviral method for gene transfer, R e troviral method: A retrovi...

R e troviral method: A retrovirus is a virus that carries its genetic material in the form of RNA rather than DNA. In this method retroviruses are used as vectors to transf

Epilimnion - summer stratification, Epilimnion - Summer Stratification ...

Epilimnion - Summer Stratification This forms the upper layer of the lake and consists of freely- circulating warm water which is well lighted though poor in nutrients. Most o

Molecular genetics and plant growth hormone, Molecular Genetics and Plant G...

Molecular Genetics and Plant Growth Hormone Molecular genetics has advanced over the last three decades by leaps and bounds, providing knowledge regarding the control of devel

Lipid digestion, Lipid Digestion Digestion of fats is also similar in...

Lipid Digestion Digestion of fats is also similar in both invertebrates and vertebrates. Lipases are the - enzymes that hydrolyse fats. A single lipase can catalyse many step

Explain the enriched and living culture media, Explain the Enriched and Liv...

Explain the Enriched and Living Culture Media? Enriched Media - It is used for isolation of fastidious organisms, i.e., organisms having specific and elaborate nutritional requ

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd