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Give four characteristics which are influenced by genes and the environment?
Characteristics which are influenced by both genes and environment are things such as: Athletic ability Academic ability Weight Height
What are the effects of genes that are often altered by what?
Environment.
What is a multifactorial trait?
Trait that is controlled by many genes and is also influenced by the environment.
What effects of genes are often altered by the?
Environment
The best way to separate the effects of genes and environment in research is?
Identical twins
Is your intelligence due to the genes you were born with or the environment you were raised in?
People disagree about this. Your score on an IQ test is influenced by both your heredity (genes) and your environment, but it's determined primarily by your heredity.
Why are the identical twins different?
Because genes do not account for every trait or characteristic. Some characteristics are influenced by environment.
What can affect an organism trait?
genes and the environment
Explain the difference between a polygenic character and a complex character?
the difference is that a polygenic character is is influenced by several genes and they show many variation, complex characters are influences strongly the environment and genes.
The phenotype of an organism can be influenced by?
Genetic and environmental effects
Is human selfishness and self-obsession a product of evolution?
Partially. Everything human is influenced by evolutionary processes. The genes expressed in the immediate environment.
Do males carry gene for spina bifida?
It is not inherited. It seems to be due to the effects of several genes and the environment. This has not been proven.
