उपलब्ध ढाँचाहरू Crash Course Biology सुरक्षित स्क्यान : 09/06/2024 हेर्नुहोस् HD डाउनलोड गर्नुहोस् HD
Episode

Crash Course Biology - Season 2 Episode 39

194.467 दृश्य
15%
From the flu to COVID-19, viruses are a major threat in our everyday lives. In today’s episode of Crash Course Biology, we’ll learn why viruses are like genes in a box, and how they invade and spread between cells. We’ll also discover how vaccines and medicines help our bodies fight back.
एपिसोड : 81 एपिसोड
सीजन : 2 सीजन
रनटाइम: 15 मिनेट
स्टुडियो:
जात:
चालक दल:

हेर्न सिफारिस