Behavioral Geneticists Are Finding That Within a Group of People,up

question 126

Multiple Choice

Behavioral geneticists are finding that within a group of people,up to_______________ of the variation in personality traits such as happiness is attributable to genetic differences.

• A)10 percent
• B)50 percent
• C)70 percent
• D)100 percent

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Definitions:

Female Embryos

Human embryos that are genetically determined to develop as females, typically identified by having two X chromosomes.

Testosterone

A steroid hormone primarily produced in the testes of males and the ovaries of females, influential in the development of male secondary sexual characteristics.

Genitalia

External and internal reproductive organs.

Fetuses

A developmental stage of mammals, including humans, in the uterus from the embryonic stage until birth.