Euglena, Biology

Assignment Help:

Take the prepared slide of Euglena and focus it first under low power and next under the high power of tlie microscope. Observe tlie following characteristics:

i) Euglena is an oval spindle shaped organism with a blunt anterior end and a pointed posterior end.

ii) Body is externally covered with a pellicle.

iii) Underneath the pellic le the cytoplasm is clearly differentiated into an outer ectoplasm and an inner endoplasm.

iv) Anterior end of the body bears an opening cytostome, which continues illternally as a tubular cytopharynx. The cytopllarynx leads into a large splier ical reservoir.

v) From the base of the reservoir a single whip-like flagellum arises.

vi) A single large spherical nucleus is located towards the posterior region of the body.


Related Discussions:- Euglena

Explain oligosaccharides, Oligosaccharides Compounds containing 2 to 6 ...

Oligosaccharides Compounds containing 2 to 6 monosaccharides units joined by a glycosidic  linkage.

Give brief description about the generalised seizures, Generalised Seizures...

Generalised Seizures Generalised seizures are bilaterally symmetrical without focal onset. One subtype, the grand mal attack, is characterised by loss of consciousness and by s

Explain the primary stain - ziehl-neelsen method, Explain the Primary Stain...

Explain the Primary Stain - Ziehl-Neelsen Method? Ordinary aqueous stains like methylene blue, crystal violet, etc. are not able to stain most of the species of Mycobacteria. C

List a few important uses of food hydrocolloids, List a few important uses ...

List a few important uses of food hydrocolloids. A few important uses of food hydrocolloids are: to increase viscosity and to stabilize food products. Its other uses  include u

Describe class holothuroidea in details, Describe Class Holothuroidea in de...

Describe Class Holothuroidea in details? Members of this Class resemble soft and squishy cucumbers lying on their sides on the bottom of the sea. On first glance, they appear n

What are typical fauna of the tropical forests, What are the typical vegeta...

What are the typical vegetation and the typical fauna of the tropical forests? In the vegetation of a tropical forest broadleaf evergreen trees predominate. On the top of the t

Enterocoelous pattern – coelom, Enterocoelous pattern – Coelom In ent...

Enterocoelous pattern – Coelom In enterocoelous development of coelom the mesoderm arises in the embryo as paired lateral pouches growing out from the archenteron. The pouche

Are there living beings without cells, Are there living beings without cell...

Are there living beings without cells? Viruses are measured the only living beings that do not have cells. Viruses are constitute by genetic material (DNA or RNA) enwrapped by

Explain adverse effects of lactic acidosis, Adverse effects of Lactic acido...

Adverse effects of Lactic acidosis- Lactic acidosis and severe hepatomegaly with steatosis have been reported with use of other nucleoside analogs. The most common adverse effe

Explain brownian movement, Explain brownian movement When you view a so...

Explain brownian movement When you view a sol through an ultra microscope, you will observe that colloidal particles appear to be in a state of rapid and irregular motion calle

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