Genetics Flashcards

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1
Q

Chromosomes

A

46 chromosome / 23 from each parent

Each have Double helix

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2
Q

Genes

A

Pieces of DNA that have specific instructions

Genes work together with experience to wire our brains

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3
Q

Nucleotides

A

The structural units of dna and rna

RNA single strand carries the message of DNA to cell body

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4
Q

Genome

A

Complete set of instructions for making an organism

Consists of all the genetic material and it’s chromosomes

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5
Q

Gene complex

A

Genes working together to form traits

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6
Q

Traits

A

Inherited physical characteristic

Can be selected naturally or with the help of man

Passed on

Ex: dog breeds (selective breeding mate selection)
Fox evolution- respond to name

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7
Q

Natural selection

A

Traits that help an organism survive or adapt to any environment

Fear can be passed on because it helps you survive

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8
Q

Twin studies

A

Behavior and genetics (nature vs nurture)

How much is behavior impacted by genetics

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9
Q

Genotype

A

Internally coded, inheritable information

Carried by all living organisms

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10
Q

Phenotypes

A

Physical characterization

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11
Q

Identical twins

A

Genetically same

Similar environment

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12
Q

Fraternal twins

A

Only genetics

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13
Q

Loehlin and Nichols

A

How parents treat their identical twins

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14
Q

Heritability

A

Can be inherited

Degree that a trait can be passed on through the genetic code

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15
Q

Prenatal environment

A

The environment in the womb

Moms diet, etc

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16
Q

Experience

A

Stimulating environment leads to more connections

Rat brains gain wait when they are in an enriched environment

17
Q

Tryon

A

Can cognitive tasks be inheritable

18
Q

Sex:

A

Determined by the 23rd pair of chromosomes

X comes from the mom and the Dad provided X or Y

XX female

XY male

19
Q

Role:

A

Parts you play, expectations about a social position

20
Q

Gender role

A

Expected behaviors for either male or female

21
Q

Gender identity

A

Forms around age 3

Knowledge that you are male or female

Gender typed or sex typed behavior
- acquisition of traditional, masculine, or feminine nodes

22
Q

Gender schema theory

A

Combo of cognitive and social psychological theory

Theory that children learn from their cultures

A concept of schema: What it means to be male/female and then adjust their behaviors accordingly.

23
Q

Social learning theory

A

Albert Bandura:
We learn what is expected by watching others

We learn by seeing if another persons actions are rewarded or punished

24
Q

Gender:

A

Definition of male or female

25
Q

Sex:

A

Males tend to initiate sex more often

48% men and 12% women

26
Q

Street corner: “go on a date”

A

Women should choose their sex partners carefully since they can only produce a certain number of babies and they spend most of their life caring for their child

27
Q

What ensures reproductive success

A

Men’s strive for success

The will to get more women

28
Q

Collectivist value

A

Value social roles and how you fit in

29
Q

Individualist value

A

The individual and independent success

30
Q

What can impact the brain’s structure and organization

A

Culture

31
Q

Effects of day care

A

Under 2 : no

Over 3: yes

32
Q

Daycares

A

Must be high quality

Must spend time when you get home on child centered activities