10. Genetic and Environmental Factors (Behavior) Flashcards
values, beliefs, techniques, and skills of people can be greatly impacted by _____ ___________
their upbringing (parents have an influence)
personality–character, likes, dislikes, responses to scenarios–are largely ______
genetic
personality of children tends to reflect biological parents was shown through 1. _______ even with the children never knowing their 2. _________ ________.
- adoption studies
2. biological parents
identical twins studies (together and separated) tend to demonstrate 1. ___________ as opposed to 2.__________
- large similarities in personality
2. fraternal twins
in sexual drive functions, males tend to be ______ _____ _____ _____ ____ ______.
motivated hormonally to pair in higher quantity
in sexual drive functions, females tend to ________
favor quality and choice
play a larger role in determining behavior and physical attributes
genes
as we age, various 1. ______ 2. _____ and 3. _______
- genes
- activate
- deactivate
environment can impact if and when these genes are activated or deactivated
interaction
what 4 factors can act as activators/ deactivators and change a gene’s expression?
stress, diet, drugs, or chemicals
methyl molecules can bind to DNA, turning certain parts on or off
epigenetics
can be responsible for certain types of cancer
epigenetics
split hemisphere research, 1960s; minds operate independently and the left side rationalizes actions it doesn’t understand
Michael Gazzaniga
right side told to walk
left does what?
left doesn’t know why it’s walking and makes up an answer
won a Noble Prize for his research on the split brain, interactions, motor, and sensory neurogenesis (basically discovered that neurogenesis exists)
Roger Sperry
