What is PI.....?????

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Na Dr.Doppler....

Ni muda mlefu sana tangu alama PI, Ianze kutumika.william Jones ndie mwanahisabati mwanzilishi
wa alama hii mnamo mwaka 1706.kama tunavyojua kua PI hutumika katika kutafuta Eneo au mzingo wa vitu vyenye umbo la Duara.

Matumizi ya alama hii yalienezwa zaidi na mwanahisabati, Leonhard Euler mnamo mwaka 1737.

Inaendelea......


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Juma A.Mkiwa
Dr.Doppler
0756547078.

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On-Line Learning with Mr.Juma A. Mkiwa in BIOLOGY

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Na Dr.Doppler.... CYTOL O GY-1 Dr.Doppler akiwa mahabala @2017 02.CYTOLOGY Form  SIX By Juma a. mkiwa dr.doppler 0756547078 THE CONCEPT OF CYTOLOGY . Cytology is the study of cells, their structures, functions, characteristics and adaptations. THE CELL THEORY The bodies of all living things are made up of cells. Robert Hooke (1665) was the first person to discover a cell from a plant cork. The cells looked like boxes. Other people who studied the structure of cells are Lamark (1809), Detrochet (1824) and Turpin (1826). Schleiden (1838) studied the plant cells and emphasized that the cells are organisms and entire animals and plants are aggregations of these organisms arranged according to the definite laws. In 1839 Schwann, a German botanist stated that ” we have seen that all organisms are composed of essentially like parts namely of cells”.   IMPORTANCE OF CYTOLOGY Cytology has been very important discipline in the research diagnosis...
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