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Flashcards
What is a website?
What is a website?
A website is a collection of web pages accessible over the internet, often containing information about a specific topic, business, or individual.
What is a web browser?
What is a web browser?
A web browser is a software application used to access and display web pages on the internet.
What is a URL?
What is a URL?
A URL (Uniform Resource Locator) is a unique address used to locate a specific resource on the internet, such as a website or file.
What is a search engine?
What is a search engine?
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What is an email?
What is an email?
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Study Notes
Cell - The Structural and Functional Unit of Life
- Cells are the basic unit of biology
- Cells vary greatly in number
- Cells are incredibly small
- Cells have diverse shapes
- Cells are composed of three fundamental parts
- Cells have intricate internal structures called organelles
- A microscopic examination of an onion's skin reveals the presence of cells.
- The nucleus is a crucial component of a cell, as it controls cellular functions, which is key to life.
Structure of Chromosomes, Cell Cycle and Cell Division
- Chromosomes are structures of genetic material
- Chromosomes were discovered through scientific inquiry
- Chromosomes have a detailed structure
- Genes are segments of DNA within chromosomes that carry hereditary information
- Cells reproduce by producing new cells from existing ones
- Mitosis is a type of cell division
- Mitosis processes differ in plant and animal cells
- Mitosis plays a vital role in cell growth and maintenance
- The cell cycle involves dividing, growing, and redividing
- Meiosis is a specialized type of cell division that creates reproductive cells (gametes).
- Meiosis is significant because it ensures genetic variation in offspring.
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