Air Around Us Essay Sample

essay
  • Pages: 2
  • Word count: 535
  • Rewriting Possibility: 99% (excellent)
  • Category: cell

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Introduction of TOPIC

ANIMALS CELL

Animals cell do not have the fixed shape because they do not have cell wall
PLANTS CELL

DIFFERENT BETWEEN PLANTS CELL AND ANIMALS CELL..
There is a different between the plants cell and animals cell. Plant cell have vacuole which is the place where water,dissolved minerals,sugar and waste materials are stored. In plants cell,they also have cell wall. Cell wall is used to form the shape of the cell. Cell wall is made from cellulose. The another different between animals and plants cell is plants cell have chloroplast. Chloroplast contain the green pigment chlorophyll which essential for photosynthesis. The types of granules for animals cell is glycogen granules and plants cell is starch granules.

THE FUNCTION AND CHARACTERISTICS BETWEEN THE CELL..
Cell membrane have semi-permable thin layer and it function is to control the exchange of cellular materials. Cytoplasm is colourless and jelly-like part of a cell.

Nucleus contains genetic information which controls all cell activities. Vacuole is the place where

water,dissolved minerals,sugar and waste materials are stored. In animals cell, vacuole is only found in lowers animals. Chloropast contain the green pigment chlorophyll which essentially for photosynthesis. It is found only in plants cell. Protoplasm consists of nucleus and cytoplasm. It is a place where chemicals activities occur. Cell wall is used to form the shape of the cell. It is made from cellulose.

UNICELLULAR CELL..
Unicellular cell are organism that consists of only one cell. Examples of unicellular organism are amoeba,chlamydomonas,yeast,paramecium,pleurococcus and euglena We can observe the large unicellular organism by using compound microscope.

MULTICELLULAR ORGANISM..

Multicellular organism are organism which consists of many cells. Examples of multicellular cell are spirogyra,hydra,animals and plants. We can look them without the use of microscope.

AMOEBA

CHLAMYDOMONAS

PARAMECIUM

PLEUROCOCCUS

EUGLENA

SPIROGYRA

HYDRA

DIGESTIVE SYSTEM
To digest and absorbs food..

RESPIRATORY SYSTEM
Takes oxygen into the body and expels carbon dioxide and water from the body

BLOOD CIRCULATORY SYSTEM
Carries oxygen and food around the body

EXCRETORY SYSTEM
Expels waste product such as urea and water from the body

MUSCULAR SYSTEM
Allow certains parts to move

NERVOUS SYSTEM
Regulates all activities

SKELETAL SYSTEM
Supports the body and protect the organs

REPRODUVTIVE SYSTEM
Produce baby

MAN REPRODUCTIVE SYSTEM

FEMALE REPRODUCTVE SYSTEM

SENSORY SYSTEM
Detects external stimuli

Humans are a complex organism created by God because they contain various cells organized into tissue,organs and systems

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