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 are other organs and tissues made from that germ layer, From which ger...

From which germ layer do the epidermis and the nervous system originate? What are other organs and tissues made from that germ layer? Epidermis and nervous system have the simi

Determine about the diseases sleep attacks, Determine about the diseases Sl...

Determine about the diseases Sleep attacks These are brief, often irresistible, episodes of sleep, probably slow wave, NREM, naplike sleep that last about 15 minutes and can oc

What are biopolymers, What are biopolymers? Polymers are macromolecule...

What are biopolymers? Polymers are macromolecules made by the union of various smaller identical molecules, called monomers. Biopolymers are polymers present in the living bei

Why poriferans and cnidarians do not have excretory systems, Poriferans and...

Poriferans and cnidarians do not have excretory systems. Do platyhelminthes have an excretory system? Platyhelminthes have a primitive excretory system made of flame cells (als

Dna replication in eukaryotes, DNA replication in eukaryotes is much more c...

DNA replication in eukaryotes is much more complex than in prokaryotes while there are various same aspects. The Eukaryotic cells can only initiate DNA replication at a particular

State the female reproductive system, State the Female Reproductive System ...

State the Female Reproductive System The female reproductive organ consists of the following: Uterus receives fertilied ovum and featus develops in it Two ovaries produce

Lysosomes, Lysosomes Lysosomes are small vesicles which are bounded ...

Lysosomes Lysosomes are small vesicles which are bounded by a single membrane & contain hydrolytic enzymes in the form of minute crystalline or semi crystalline granules of

Methods of prevention of flap tearing, Prevention of flap tearing Teari...

Prevention of flap tearing Tearing of a flap is a common complication of the inexperienced surgeon who attempts to perform a procedure using a flap that provides insufficient a

Reason''s for mendel''s success, REASON'S FOR MENDEL'S SUCCESS 1.      ...

REASON'S FOR MENDEL'S SUCCESS 1.         Mendel selected only pure breeding varieties of pea ( Pisum sativum ) for his experiments. 2.         Mendel took only those traits

Transcription and processing of trna in eukaryotes, In the eukaryotes, the ...

In the eukaryotes, the transmit RNA genes exist as multiple copies and are transcribed by RNA polymerase III or RNA Pol III. As in prokaryotes, various tRNAs may be transcribed tog

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