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Introduction and Discovery of Cell, Cell Theory (in Hindi)
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Introduction and discovery of cell, cell theory

Juhi Mishra is teaching live on Unacademy Plus

Juhi Mishra
JAI HIND 🇮🇳 M.Sc Botany(gold medalist🥇)CET,DCA,B.Ed. Be Best In 🌿Biology(Life Science) 🌿with Me Follow & Subscribe 🎯NEET

U
Unacademy user
Sk
Sir hmare vill.main Hindu news paper nhi aata hai..main Kya maroon. Guide me....
Gaurav SINGH
3 years ago
Bhai bhut si online blog pr the hindu paper hai ap vaha se padhiye
Gaurav SINGH
3 years ago
https://shashidthakur23.wordpress.com/
A Y
3 years ago
shashithakur waali link jo upar di gayi h usse download kr ke padh skte h ya indian express ki site par se e-paper padh skte h aur download kr skte h
Mam you explain each and every topic in nice way .
Juhi Mishra
3 months ago
Thank you dear
DH
mam your explanation is very very osm can u use marker board
Ma'am my doubt is about cell membrane.actually cell membrane is hydrophilic/lipophobic then does allow lipophobic subtances
Juhi Mishra
7 months ago
Cell membrane is made up of phospholipid. It always allow lipid to pass directly . it is lipophilic
Bhavani Yeso
7 months ago
thank you
Juhi Mishra
7 months ago
To join plus course click on plus icon from Unacademy learning app then go to subscription then select 6 month and continue Then enter referral code unsolvedmystery.juhi apply Then proceed for payment Enjoy unlimited plus course of all educators
Juhi Mishra
5 months ago
Thank you
Mam, what is Deutoplasm into the cell & where it is found and please also tell me about its nature?
MG
Muskan Gawali
3 months ago
Basically it was the non living part of cutoplasm that was known as duetoplasm.
  1. Diagram of Cell Cell membrane Lysosome Mitochondrion Endoplasmic reticulum Vacuolar membrane Nucleolus Vacuole Nuclear Plastid Centrioles Golgi body Cytoplasm membrane Nucleus Chromatin


  2. A. The cell is the basic unit of structure & function B. The cell is the smallest unit that can still carry on all life processes C. Both unicellular (one celled) and multicellular (many celled) organisms are composed of cells


  3. D. Before the 17th century, ndo one knew cells existed E. Most cells are too small to be seen with the unaided eye F. In the early 17th century microscopes were inventedt& cells were seen for the 1st time G. Anton Von Leeuwenhoek,;a Dutchman, made the 1st hand held microscope & viewed microscopic organisms in water & bacteria from his teeth


  4. H. In 1665, an English scientist named Robert Hooke made an improved microscope and viewed thin slices of cork viewing plant cell walls I. Hooke named what he saw "cells"


  5. J. In the 1830's, Matthias Schleiden (botanist studying plants) & Theodore Schwann (zoologist studying animals)


  6. K. In 1855, Rudolf Virchow stated that cells only arise from pre- existing cells L. Virchow's idea contradicted the idea of spontaneous generation (idea that nonliving things could give rise to organisms) M. The combined work of Schleiden, Schwann, & Virchow is known as the Cell Theory Schwann Schleiden Virchow


  7. II. Principles of the Cell Theory A. All living things are made of one or more cells B. Cells are the basic unit of structure & function in organisms C. Cells come only from the reproduction of existing cells