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

Kreb cycle assignment, I want to do assignment on kerb cycle with in text c...

I want to do assignment on kerb cycle with in text citation

Assume the effect on turnover, Explain two ways in which a changing climate...

Explain two ways in which a changing climate may impact the nutrient cycle. Predict  the effect on turnover.

MACRO TAXONOMY, WHAT IS CHARACTER SELECTION CRITERI

WHAT IS CHARACTER SELECTION CRITERIA

Tissue and supporting system., what is the biological significance of the s...

what is the biological significance of the skeleton and supporting system in animals

How the arrangement of cells helps with tissue functioning, Distinguish bet...

Distinguish between epithelial and connective tissues with respect to their cell arrangement? PROVIDE a specific example( for both tissue types) of how the arrangement of cells hel

Why are the salt and sugar used, Q. Why are the salt and sugar used in the ...

Q. Why are the salt and sugar used in the production of dried fruits and dried meat? Substances that sustain a highly hypertonic environment, like salt and sugar, are used in t

Why do organisms live in certain places, Why do organisms live in certain p...

Why do organisms live in certain places? Think of that, the temperature dissimilarity in the desert is huge. So in order to survive, the cactus plant decreases heat gain and he

Explain basal metabolism rate (bmr) - ageing, Explain Basal Metabolism Rate...

Explain Basal Metabolism Rate (BMR) - Ageing? From age 25 years, the basal metabolism decreases by about 2 percent for each decade due to the increasing proportion of body fat

Clostridium perfringens infections, Clostridium perfringens infections ...

Clostridium perfringens infections Cl. perfringens is a rod-shaped, spore-bearing anaerobic organism. It is capsulated and non-motile. A characteristic feature of the organism

What are the important organic molecules for living being, What are the mos...

What are the most important organic molecules for living beings? There are many kinds of organic molecules that are significant for the living beings. Especially vital are amin

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