Koofers

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Videos 41 - 60 of 201
 
19:51
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How variation can be introduced into a species.
Author: Salman Khan Views: 26
 
17:27
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Heredity and Classical Genetics. Dominant and recessive traits. Heterozygous and homozygous genotypes.
Author: Salman Khan Views: 18
 
25:16
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Dihybrid crosses. Independent assortment. Incomplete dominance. Codominance and multiple alleles.
Author: Salman Khan Views: 13
 
14:57
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Understanding allele and genotype frequency in population in Hardy-Weinberg Equilibrium.
Author: Salman Khan Views: 26
 
14:19
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Chromosomal basis for gender. Sex-linked traits.
Author: Salman Khan Views: 19
 
13:29
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Taking a looking at oxidation and reduction in a biological context
Author: Salman Khan Views: 16
 
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
 
18:51
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More detail on the light reactions and photophorylation
Author: Salman Khan Views: 9
 
13:28
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The Calvin Cycle or the light-independent (dark) reactions of photosythesis
Author: Salman Khan Views: 17
 
17:03
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More detail on the Calvin Cycle and Photorespiration
Author: Salman Khan Views: 8
 
21:03
0
Parts of a cell
Author: Salman Khan Views: 31
 
18:59
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Author: Salman Khan Views: 15
 
16:30
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Oxygen uptake by hemoglobin in red blood cells
Author: Salman Khan Views: 9
 
14:34
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Hemoglobin and its role in the circulatory system
Author: Salman Khan Views: 17
 
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
 
6:48
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Author: Salman Khan Views: 7
 
18:53
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How electrotonic and action potentials propagate down cells
Author: Salman Khan Views: 11
 
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
 
9:38
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How myosin and actin interact to produce mechanical force.
Author: Salman Khan Views: 11
 
9:22
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Tropomyosin and troponin and their role in regulating muscle contraction. How calcium ion concentration dictates whether a muscle is contracting or not.
Author: Salman Khan Views: 6
Videos 41 - 60 of 201
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