environmental issues

Posted by on Aug 17, 2018 in Biology | 0 comments

-Ecosystem: A dynamic complex of plant, animal and micro-organism communities
and their non-living environment interacting as a functional unit
•Ecosystem is also the network of interactions among the living and non-living
elements of the system.
•Research on these interactions networks showed the need to consider ecosystems
as a whole when studying nature
•The SCIENCE behind this studies is called ECOLOGY
•ECOLOGY is not a political option, neither is an etical approach to nature or social
movement
•Ecosystems
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Posted by on Aug 2, 2018 in Biology | 0 comments

North

This poem was written by Seamus Heaney, who was an Irish poet, playwright and translator. It belongs to a collection of 43 poems, in which he deals with the troubles in Northern Ireland, looking frequently to the past for images and symbols which are relevant to the violence and political unrest of the time. It is also a reflection on Irish identity in 1975. What is to be Irish and what is to be an Irish poet among the pressing forces of three powerful northern strains: the North as a general

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Sin título 1

Posted by on Jul 27, 2018 in Biology | 0 comments

Funeral Blues

Wystan Hugh Auden was considered by many scholars one of the most important poetry authors in the XX century. Auden was a popular modern poet, dramatist, and literary critic whose everyday language and conversational rhythms have had a major influence on modern poetry.  

In The Song IX, the poem focuses on death as an irreversible moment of every human being. The author makes special emphasis that although people die, relationships don’t. The principal theme, of course, deals with the

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Posted by on Jul 5, 2018 in Biology | 0 comments

Racism at school. Do you think racism is still among us at schools? It does, and actually, there are some schools that are writing programs against it. Children from other etnies or whose parents come from other countries are more likely to deal with comments and even they are more likely to face agressions at school. For this reason, we must teach children this statement: every act has its consequences. If you misbehave there can be a punishment and if you take part into the problem’s solution

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Posted by on Jun 20, 2018 in Biology | 0 comments

Eddie Carbone A Longshoreman. Eddie lives with his wife, Beatrice and orphaned niece, Catherine, in Red Hook Brooklyn. Eddie is an inarticulate character and is powerless in the face of his tragic fate. He harbors a secret lust for his niece Catherine which causes his eventually destruction

is the tragic protagonist of The View from the Bridge. He is constantly self-interested, wanting to promote and protect his innocence. Eddie creates a fictional fantasy world where his absurd decisions make sense—where

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MARCHANTIA

Posted by on Jun 19, 2018 in Biology | 0 comments

General characteristics:
a)They are cosmopolitan in distribution, i.e. found everywhere.b) They have prokaryotic cell, i.e. lack of true nucleus and membrane bound organelles.

c)  They have circular DNA.

d) They have rigid cell wall.

e) Most of the species are heterotrophic and some are autotrophic.

f) Reproduction by vegetative and asexual method.

g) They are known as decomposer of the environment, and help to increase the fertility of the soil.

Monera

There are two types –

  1. Archaebacteria     (Ancient
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