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2021-05-15

Why are identical twins useful for studying variation?

Why are identical twins useful for studying variation?

Twins are a valuable source for observation because they allow the study of environmental influence and varying genetic makeup: “identical” or monozygotic (MZ) twins share essentially 100% of their genes, which means that most differences between the twins (such as height, susceptibility to boredom, intelligence.

Why are identical twins useful in determining the impact of nature vs nurture on intelligence?

The traditional way of studying nature versus nurture relies on twins. Because identical twins share the same genetic code, comparing the health of twins can help determine whether genetic or environmental factors play more of a role in their health.

Why are studies of identical twins important in helping understand interactions between environment and genotype?

Why are studies of identical twins important in helping understand interactions between environment and genotype? Because genetically they should be identical so any differences between them will be caused by their environment. The alleles are separated from each other during Meiosis, creating genetic diversity.

Why is research using twin and adoption so important in helping psychological scientists understand the effects and interactions of nature and nurture?

Twins offer a glimpse into shared family alikeness and allow scientists to decipher to what extent similarity is caused by genes and how much of it is shared environment. Adoption studies help scientists see the impact of two identical individuals raised in different environments.

How do twin and adoption studies help us understand the effects of nature and nurture?

How do twin and adoption studies help us understand the effects and interactions of nature and nurture? Studies of adoptive families let researchers maintain the same home environment while studying the effects of genetic differences.

How does nature and nurture affect intelligence?

Genes can act in a variety of ways to produce their effects. Some genes may alter brain chemistry so that a person is better able to learn. This means that a genetic basis for intelligence is as much about one’s nurture as about one’s nature. Intelligence is the most widely studied trait in behavioural genetics

Which one is more important between nature and nurture?

Nature is more important than nurture because genes determine who we are. Although our environment influences us, genes determine how it affects us. For this reason, nature is more important than nurture

Are you born intelligent?

Genetics can largely come into play with brain size, but there is no proof that brain size is linked to intelligence. So we ruled out that intelligence is, in fact, inherent, and you’re born with it genetically from a combination of your parents because of the identical twins study.

Who has the highest IQ?

Marilyn vos Savant

What’s the difference between smart and intelligent?

What is the difference between being smart and being intelligent? The differences are subtle, but add up to a lot. Smart people know a lot of facts and are able to draw on this arsenal of facts with ease. Intelligent people know a lot of facts but are driven by a constant curiosity to find out more

Who is the smartest person who ever lived?

William James Sidis

What IQ is genius?

An IQ score over 140 indicates that you’re a genius or nearly a genius, while 120 – 140 is classed as “very superior intelligence”. 110 – 119 is “superior intelligence”, while 90 – 109 is “normal or average intelligence”

What is a normal IQ?

Most people (about 68 percent) have an IQ between 85 and 115. Only a small fraction of people have a very low IQ (below 70) or a very high IQ (above 130). The average IQ in the United States is 98