The Fundamental Unit of Life One Shot (A to Z) Class 9 | CBSE Class 9 Exams 2023 | Crash Course 2.0

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Welcome to the episode of our new series ""Crash Course 2.0”.
In this session, Aishwarya Ma'am will be taking a session on the complete Chapter “Fundamental unit of life” of class 9. Not only this, she will be solving 30 Most Important Questions (15 subjective questions + 15 objective questions).
Also, she will be giving you some important tips for the chapter.
So, what are you waiting for? Just join the session with your pen and notebook.
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[BYJUSClass]

🔷We are coming LIVE on the 15th of Jan at 12:30 PM with a session on "Last 30 Days Roadmap to score 95%+ in Class 10 Boards 2023" with Khusbhu Ma'am and Kriti Ma'am
🔷Speak English like an expert, join our spoken English classes for 2 months in just 999, register here:

[dipeshwork]

SUMMARY

5:41 -Structural Organization of Cell:
Cells are the basic building blocks of living organisms, and they exhibit a high degree of organization. The structural organization of a typical eukaryotic cell includes:

Cell Membrane (Plasma Membrane): The outer boundary of the cell that separates it from the external environment and regulates the passage of substances in and out of the cell.

Cytoplasm: The gel-like substance inside the cell that surrounds the organelles. It contains various cellular structures and molecules.

Nucleus: The control center of the cell that contains genetic material (DNA) and directs the activities of the cell.

Organelles: Various specialized structures within the cell that carry out specific functions. These include the endoplasmic reticulum, Golgi apparatus, mitochondria, chloroplasts (in plant cells), lysosomes, and more.

Cell Organelles (1:20:05 in the video):
Here are brief explanations of some of the key cell organelles:

Endoplasmic Reticulum (ER): A network of membranes involved in the synthesis of proteins and lipids.

Golgi Apparatus: Modifies, sorts, and packages proteins and lipids for transport to different parts of the cell or for secretion.

Mitochondria: The powerhouse of the cell, where cellular respiration takes place to produce energy (ATP).

Lysosomes: Vesicles containing enzymes that break down cellular waste and foreign materials.

Cell Division (1:44:50 in the video):
Cell division is the process by which a cell divides into two or more daughter cells. There are two main types of cell division:

Mitosis: The division of somatic (body) cells, resulting in two identical daughter cells. It is crucial for growth, development, and tissue repair.

Meiosis: The division of germ cells (sperm and egg cells), resulting in cells with half the number of chromosomes. Meiosis is essential for sexual reproduction

[its_your_payal]

6:35 session start here 😅 every second is important for students one day before exam 😀🦋😂

[.aviralsingh]

Actually a Perfect Quality Content with superb explainations, questions, tips.

[manjuagarwal]

Best teacher 🙂🙂
Understood everything
Thanks mam 😊😊

[carolmarysaji]

I love this channel so much! thank you byjus for helping me during my exams ❤❤❤❤

[krishnabasu]

Thank you ma'am for this session😁😁😁
I'm really like your teaching skill💖💖

[snju_shr]

understood this better than ankita ma'ams class.

[niyamol]

Excellent teacher for science 👍🏻👍🏻👍🏻👍🏻

[ragukuruba]

The best teacher with excellent explanation good teacher

[ArpitaDas-cx]

1:00:28 brain+perfect explanation+interactive visualisation makes study easier❤
That's why after ignoring all my friends Denial I prefer byju's😊 rather than anything else

[ASAD_racer]

Ma'am can you make video on important diagram in science for class 9

[nakulthakur]

Many many thanks to you ☺️❤❤ Aishwarya mam ❤ for this amazing session 😍

[crazy-music.]

Thankyou ma'am for such a great session ❤

[ASAD_racer]

Nice 👍 superb
My all doubts are clear

[karikalanss]

Mam I'have doubt
1. What would happen if the plasma membrane break downs mam

[Sujata]

When I learn science from Aishwarya ma'am her Josh makes my interest in onather level

[rashmirekhapattnaik]

It is not good it is world very good channel

[yasminrashid]

Mama name -Aishwarya
Look like- rashmika 😊

[anustylemass]

Mam I can't understand active transport