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This Pulsating Slime Mold Comes in Peace (ft. It’s Okay to Be Smart) | Deep Look

On these rotting tree trunks, something is alive. They can stand upright and produce spores. But they’re not fungi or plants. When they’re hungry, they spread across the forest, chasing food. But they’re not animals. They’re slime molds. A slime mold exists at the boundary between liquid and solid. Each one is like one big […]

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Old & Odd: Archaea, Bacteria & Protists – CrashCourse Biology #35

We’ve spent the past few months talking about animals here on Crash Course, specifically human animals, because… well, because humans… we love talking about ourselves, and also because animals are just really interesting. But it’s high time that we talked about the rest of the living world. Because I hate to break it to ya, […]

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Amoeba biology

ameba are hunters they destroy paramecia whenever they get the chance every part the amoebas membrane is lethal to the quick-moving paramecia amoebas method of execution is surprisingly slow and methodical sometimes it stalks its prey sometimes it patiently waits for prey to approach when the time is right pseudo pods extend and engulf the […]

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Old & Odd: Archaea, Bacteria & Protists – CrashCourse Biology #35

قضينا الأشهر القليلة الماضيةنتحدث عن الحيوانات هنا في Crash Course، وبالتحديد، الإنسان، لأننا البشر نحب التحدث عن أنفسنا، وأيضًا لأن الحيوانات مثيرة للاهتمام. لكن آن الأوان لنتحدثعن بقية الكائنات الحية. ويؤسفني أن أخبركمبأن معظم الكائنات الحية هي كائنات عضوية وحيدات الخلية. وعندما أقول "معظم الكائنات الحية"،أعني أن هذه الكائنات العضوية تشكّل اثنين من نطاقات تصنيف […]

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