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Bozeman Science
Photosynthesis Lab Walkthrough
Mr. Andersen shows you how to sink leaf chads in preparation for the AP Biology photosynthesis lab. An empty syringe is used to remove gas from the leaves before the lab. As the chloroplasts absorb light they produce oxygen bubbles...
Bozeman Science
AP Biology Lab 4: Plant Pigments and Photosynthesis
Paul Andersen explains how pigments can be separated using chromatography. He shows how you can calculate the Rf value for each pigment. He then explains how you can measure the rate of photosynthesis using leaf chads and water...
Planet PE
BTEC Sport Level 3 Unit 1 A2- Anatomy and Physiology Functions of the Skeleton
In this BTEC Sport Level 3 Revision Podcast we take a look at the functions of the skeleton and look at which bones are responsible for each function.
Curated Video
Уважительное и справедливое отношение: Справедливость на работе | Часть 1
Изучите основы справедливости и равноправия на работе: уважение, правильное обращение с людьми и профессиональный взгляд. Базовый курс для всех уровней.
Nature League
Should We Keep Using Lab Rats? The Debate Over Model Organisms
This week on Nature League, Brit discusses the concept of model organisms and offers some arguments for and against their use. Get your Critically Endangered Sharks poster here! Only on sale through May 30th.
Curated Video
Water Uptake in Plants
We place two privet hedge shoots under different conditions to see how the amount of water they draw up will change. They are both placed in measuring cylinders with the same amount of water and a layer of oil is added to the top to...
Science360
Sucrose molecular structure - Sweet Side of Chemistry
Sucrose is table sugar—that ubiquitous sweet white crystal that sweetens our tea, coffee and apple pies, yet is also the villain blamed for tooth decay and other health issues.
Through its Biological Sciences Directorate,...
Through its Biological Sciences Directorate,...
MinuteEarth
Why Are Leaves Green? Part 1
Consider a question that baffles even scientists. Why are leaves green? The video lesson offers a theory that begins with the first aquatic plants. Learners consider alternative explanations as well.
Bozeman Science
Bozeman Science: Photosynthesis Lab Walkthrough
Mr. Andersen shows you how to sink leaf chads in preparation for the AP Biology photosynthesis lab. An empty syringe is used to remove gas from the leaves before the lab. As the chloroplasts absorb light they produce oxygen bubbles which...
Bozeman Science
Bozeman Science: Ap Biology Lab 4 Plant Pigments & Photosynthesis
Paul Andersen explains how pigments can be separated using chromatography. He shows how you can calculate the Rf value for each pigment. He then explains how you can measure the rate of photosynthesis using leaf chads and water...
Bozeman Science
Bozeman Science: Ap Biology Labs Part 1
Paul Andersen details the first 7 of 13 labs in the AP Biology Curriculum. The following topics are all covered: Artificial Selection, Hardy-Weinberg Equilibrium, Comparing DNA using BLAST, Diffusion and Osmosis, Photosynthesis,...
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