Koofers

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Videos 41 - 60 of 201
 
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Author: Franklin Krasne Views: 19
 
20:16
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Details on the light-dependent reactions of photosynthesis
Author: Salman Khan Views: 18
 
1:11:27
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1) Population in China: Until recently, Chinese families did not much alter their fertility depending on life events such as deaths of children. However, under government prodding and eventually coerc..
Author: Robert Wyman Views: 18
 
17:27
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Heredity and Classical Genetics. Dominant and recessive traits. Heterozygous and homozygous genotypes.
Author: Salman Khan Views: 18
 
13:53
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How a sodium potassium pump can maintain a voltage gradient across a cell or neuron's membrane
Author: Salman Khan Views: 18
 
13:28
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The Calvin Cycle or the light-independent (dark) reactions of photosythesis
Author: Salman Khan Views: 17
 
14:34
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Hemoglobin and its role in the circulatory system
Author: Salman Khan Views: 17
 
43:06
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The lecture presents an overview of evolutionary biology and its two major components, microevolution and macroevolution. The idea of evolution goes back before Darwin, although Darwin thought of natu..
Author: Stephen C Stearns Views: 17
 
13:29
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Taking a looking at oxidation and reduction in a biological context
Author: Salman Khan Views: 16
 
19:54
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An overview of early development of a zygote to an embryo. Embryonic and somatic stem cells.
Author: Salman Khan Views: 15
 
20:33
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The pulmonary system including the lungs, larynx, trachea, bronchi, bronchioles, alveoli and thoracic diaphragm
Author: Salman Khan Views: 15
 
18:59
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Author: Salman Khan Views: 15
 
18:03
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Cranial meninges, dural venous sinuses (cavernous sinus) and cerebrospinal fluid are shown in this dissection using a human cadaver. Orig. air date: MAY 16 77
Author: John Lillie Views: 15
 
17:08
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Oxidation and reduction in cellular respiration. Reconciling the biology and chemistry definitions of oxidation and reduction.
Author: Salman Khan Views: 14
 
25:16
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Dihybrid crosses. Independent assortment. Incomplete dominance. Codominance and multiple alleles.
Author: Salman Khan Views: 13
 
8:37
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How CAM Plants are able to fix carbon at night so they don't have to keep their stomata open during the day
Author: Salman Khan Views: 12
 
12:04
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Saltatory conduction or how neurons use both electrotonic and action potentials to have signals move quickly while not losing strength.
Author: Salman Khan Views: 12
 
48:27
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The history of life and evolution has been characterized by several key events. These events can be grouped as new hierarchal levels of selection coming into play, as biological units coming together ..
Author: Stephen C Stearns Views: 12
 
20:12
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Shows the anatomy of the superficial and deep back muscles using a human cadaver. Orig. air date: JUN 27 74
Author: Donald Huelke Views: 12
 
1:50:05
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Dr. Janet Browne presents a biography on Charles Darwin and explores Darwin's Origin of Species. The lecture is concluded with a panel discussion with Craig Heller and Robert Proctor.
Author: William Durham Views: 11
Videos 41 - 60 of 201
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