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

Myocardial protection-open heart surgery, Myocardial Protection :  To a gr...

Myocardial Protection :  To a great extent, the result of cardiac surgery depends on how well the myocardium is protected during cardio pulmonary bypass. Temporary depression of m

State the principles of behaviour change communication, Principles of behav...

Principles of behaviour change communication - BCC should be integrated with program goals from the starting. BCC is a necessary part of diabetes prevention, care and support p

Are birds rare in polar regions, How different are reptiles and birds conce...

How different are reptiles and birds concerning the maintenance of body temperature? Are birds rare in polar regions? Reptiles are heterothermic, i.e., they do not control thei

What are the physical propertie of sol, What are the physical propertie of ...

What are the physical propertie of sol Sols resemble liquids in their main physical properties - that is, they flow and they do not show rigidity of form. However, when a sol a

Are the extraembryonic membranes the same in all vertebrates, Q. Are the ex...

Q. Are the extraembryonic membranes the same in all vertebrates? The presence of each extraembryonic membrane differs according to the vertebrate class. In amphibians and fi

Littoral zone, Littoral Zone Plants of the littoral zone Two types ...

Littoral Zone Plants of the littoral zone Two types of plants occur here: Non-rooted phytoplanktons which include all kinds of algae occurring in the limnetic as wel

Water soluble vitamins - b complex vitamins and vitamin c, Define Water sol...

Define Water soluble Vitamins - B complex Vitamins and Vitamin C? Vitamins are essential nutrients found in foods. The requirements are small but they perform specific and vit

Illustrate the functional properties of proteins, Functional properties of ...

Functional properties of protiens Immunoproteins such as C-reactive protein, Opsonin Immunoglobulins, Contractile respiratory, structural, enzymatic,

Explain pr murmur characterstic and graham steel murmur, Explain PR Murmur ...

Explain PR Murmur characterstic and graham steel murmur? PR Murmur Characteristic: Blowing, decrescendo murmur heard loudest in 2nd and 3rd left intercostal space with increa

Explain Genetic equilibrium for genes with two alleles, What is the mathema...

What is the mathematical expression of the genetic equilibrium for genes with two alleles? Is this statistical distribution the same as the statistical distribution of the respecti

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