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Direct Hit

Theme A - Unity & diversity

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Page Facing Up

Theme B - Form & Function

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Pill

Theme C - Interaction &  Interdependence

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Keycap Digit One

Theme D - Continuity & Change

<ul>
	<li>Multicellular Organisms: Think of them as a big family where everyone has a special role! Cells in multicellular organisms can develop differently to perform various functions.</li>
	<li>Specialized Cells: Like family members specializing in cooking or driving, cells develop specific features to carry out specific tasks.</li>
	<li>Efficiency: By only producing what they need, specialized cells are like a chef who only buys groceries for the meal they&#39;re planning to make. It&#39;s way more efficient!</li>
</ul>

<ul>
	<li>Red Blood Cells (RBCs): Imagine them as tiny cars carrying oxygen to different parts of the body.</li>
	<li>Haemoglobin: This protein is like the fuel in the car, helping the RBCs transport oxygen.</li>
	<li>Smart Production: RBCs are smart; they only make haemoglobin and avoid making unnecessary things.</li>
</ul>

<ul>
	<li>Housekeeping Genes: These are like the chores everyone has to do at home. Roughly 4,000 genes are active in all human cells, keeping the basic functions running.</li>
	<li>Specialized Roles: These genes don&#39;t bother with specialized tasks, just like how you wouldn&#39;t ask a toddler to mow the lawn!</li>
</ul>

<ul>
	<li>Early Development: Even when we are tiny embryos, our cells start picking their career paths.</li>
	<li>Cell Differentiation: It&#39;s like choosing what club to join in school; each cell picks a path and sticks to it!</li>
	<li>Gene &quot;Switching&quot;: Different genes are &quot;switched on&quot; like turning on a kitchen appliance to make something delicious. This is part of gene expression.</li>
</ul>

<ul>
	<li>Gene Expression: It&#39;s the control tower of a cell, deciding which genes get to act (or &quot;express&quot;) in a cell.</li>
	<li>Real-World Example: Think of it like a director in a play, choosing which actors perform in a scene.</li>
</ul>

Cell differentiation is like each cell in a multicellular organism finding its unique path in life. Some become oxygen-carrying red blood cells, while others take on different specialized roles. It&#39;s a journey of growth, efficiency, and smart decision-making, just like choosing your favorite hobby or career path! 🌟

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These notes aim to bring the concepts to life with fun analogies and real-world examples. If you need anything more in-depth or any specific topics, just let me know!

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Happy studying! 📚✨

Theme A - Unity & diversity

Unlock Cell Differentiation Secrets!

Table of content

What's going on in multicellular organisms?

A spotlight on red blood cells 🚗💨

What's common in all cells? 🏠

Unlock the Full Content!

Theme A - Unity & diversity

Unlock Cell Differentiation Secrets!

Table of content

What's going on in multicellular organisms?

A spotlight on red blood cells 🚗💨

What's common in all cells? 🏠

Unlock the Full Content!