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Psych 101 > Chapter 3 > Flashcards

Chapter 3 Flashcards

1
Q

Genes help construct the building blocks for philology which are what

A

Proteins

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2
Q

What’s true about protein production

A

DNA serves as a template for producing RNA

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3
Q

What are polygenic characteristics

A

Characteristics that are due to influence of genes

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4
Q

Darwin suggested that human emotional expressions are

A

Homologous

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5
Q

Genes can only affect behavior by

A

Interacting with the environment

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6
Q

Selective aiding of kin allows _____ to survive

A

Genes

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7
Q

Mark is studying red and white flowers what’s the percentage

A

100 red no white

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8
Q

What statements true about dominant and recessive genes

A

Not all pairs of alleles are dominant or recessive

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9
Q

The ____ twins originate from zygote that separates into two bundles of identical cells and _____ twins originate from two zygotes, formed from two different egg and sperm cells

A

Monozygotic, dizygotic.

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10
Q

If two genes that occupy corresponding locations on a pair of chromosomes are different, it is said that the individual carrying them is ____ at that location

A

Heterozygous

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11
Q

According to kin selection theory, animals that engage in altruistic acts such as warning others of an approaching predator are

A

Helping to ensure survival

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12
Q

The term phenotype refers to

A

observable properties of the body and behavior traits

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13
Q

How did Tyron address the potential criticism that behavior of “maze bright” and maze dull rats might be due to learning rather than to genes

A

He raised some of the offspring from each strain using mothers from the other strain

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14
Q

Kelly noticed that everyone in her family is different height why is she?

A

Many genes

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15
Q

Idea that people inherit a variety of chemical markers that regulate genes is a part of which field study

A

Epigenetics

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16
Q

Which statement is true regarding the relative influence of genes and environment

A

In no sense can either genes or environment be said to be more influence then the other

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17
Q

Genes can only affect behavior by

A

Interacting with the environment

18
Q

The way human brain learns to react to stress is with what

A

Epigenetic’s

19
Q

If a trait varies in a continuous graded manner its probably ____ trait

20
Q

Researcher is interested in genetic bases for dogs what’s the tendency

A

Controlled by a single gene

21
Q

The ___ form the structure of every cell of the body, and ___ control the rate of every chemical reaction in every cell

A

Structural proteins, enzymes

22
Q

According to Robert trivers which of the following mating systems is related to high female and low male parental investment

23
Q

Two members of a gene pair are called

24
Q

Portion of a dna molecule that contains the code for the manufacture

25
Q

Each protein molecule in the body is synthesized under the direction

26
Q

Henrys blood type A. henry____ shows his dna has both A and O alleles, the _____

A

Genotype, dominant recessive

27
Q

Polygenic characteristics like aggressiveness in mice mean that

A

Most individuals fall near the middle of the range

28
Q

which statement does not support evidence that an organisms environment plays a role

A

rats of two different intelligence

29
Q

identical twins are ____ and maternal twins are ____

A

monozygotic and dyzygotic

30
Q

Xavier is a rancher and makes decisions every year pertaining to the cows

A

selective breeding

31
Q

which statement is not an example of an environmental influence

A

the persons genetic makeup

32
Q

kin selection theory was developed to explain?

A

help close relatives

33
Q

one of the first demonstrations of single gene control of a behavioral trait occurred with what animal

34
Q

suppose a scientist distributes an intelligence quote test

A

the behavior is probably influence by many genes

35
Q

each protein molecule in the body is synthesized under the direction of

36
Q

the portion of a DNA molecule that contains the code for the manufacture of one specific type of protein molecule is called

37
Q

Medallion Flowers red and yellow pt 2

A

3/4 red 1/4 yellow

38
Q

different genes that can occupy the same locus, and thus can potentially pair with each other

39
Q

can help construct building blocks for one physiology

40
Q

red and yellow flowers pt

A

yellow is recessive

41
Q

Robert Tysons breeding of rats according to their maze abilities refers to

A

selective breeding

42
Q

adult mice and rats that have not given birth will ___ take care of newborns placed in their cages which illustrates that experience ____ activate genes

A

begin only after several hours : can

Psych 101 (16 decks)

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