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

What is the capillarity, What is the capillarity? How this phenomenon chemi...

What is the capillarity? How this phenomenon chemically explained? What is relevance of the capillarity for water transport in plants? The Capillarity is the phenomenon through

Types of cells in phloem, Types of cells in Phloem The phloem consists...

Types of cells in Phloem The phloem consists of 4 types of cells: i).sieve elements, ii) companion cells, iii) phloem parenchyma and sometimes iv) phloem fibres. The metabolit

What is the mn blood system, What is the MN blood system? What is the patte...

What is the MN blood system? What is the pattern of genetic inheritance of the MN blood system? A MN blood system is a third (in addition to the ABO and the Rh) system of blood

What is the trace element, What is a trace element and how are they importa...

What is a trace element and how are they important in organisms, give an example.

Explain the spinal cord and its function, Spinal cord The elongated par...

Spinal cord The elongated part of CNS that runs downward in the spinal canal as continuationof medulla oblongata is called spinal cord. The functions of the Spinal Cord are

Define the luminal membranes, A healthy person is on a diet that consists o...

A healthy person is on a diet that consists of very small amounts of water. A. This person will have high water permeability across the luminal membranes of the medullary colle

Zoology, main external morphological feature that differentiates platyhelmi...

main external morphological feature that differentiates platyhelminthes from nematodes

Explain physical properties of an oil, Explain Physical properties of an oi...

Explain Physical properties of an oil Physical properties of an oil or fat are of critical importance in determining its functional characteristics or use in food products. One

What is physical accommodation, What is Physical Accommodation Physical...

What is Physical Accommodation Physical Accommodation is the actual physical deformation in the lens power. It is measured in diopters, e.g., if the focussing power of the eye

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