survival instincts
reproducing/sex
maternal
genes and chromosomes
100 trillion body cells, each one of those cells has 100 chromosomes
polygentic - several genes many
chormosome abnormalities
Parkinson Diseases
is genetic - uncontrolled tremers
discovered in 1817
lack of dopamine - 1/10th
synthetic dopamine made to help as a cure - has a limited time of effect
twin studies
indentical - coming from one fertilized egg
identical genetically
faternal - coming from 2 fertilized eggs
they do not have to be identical or same sex
sociobiology
meaning social behavior caused by genetics
edward O wilson (1973)
things that we think of as learned he claims are biological
Altruism
saying that we have the genetics to help others
problems, has not been proved the gene exists
the brain and nervous system
functions of the neuron
receptors
recieves information, and pass it on to the brain.
effectors, instigating in muscles and joints and glands
connections, 97 percent of your neurons are this type - in the brain
the little space between axon terminals of the sending neuron and the receiving neuron
neural impulse transmission
electricity covered by chemicals
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