Epigenesis Suggests ______

question 30

Multiple Choice

Epigenesis suggests ______.

• A) the influence of the environment on genes is strongest
• B) the influence of genes on the environment is strongest
• C) the interactions between genes and environment are bidirectional
• D) there are no interactions between genes and environment

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Definitions:

Thalamus

A part of the forebrain that relays information from sensory organs and other brain structures to appropriate sites on the cerebral cortex.

Limbic System

A collection of structures in the brain that includes the hippocampus, amygdala, septum, thalamus, and hypothalamus. These structures produce feelings such as pleasure, pain, anger, sexuality, fear, and affection. Referred to as the “emotional brain” and works in concert with other parts of the brain, such as the frontal lobes.

Histones

Proteins that wrap around DNA to help form chromosomes.

Chromosomes

Forty-six tiny strands of DNA, found in the nucleus of each cell of the body, which are the source of biological inheritance.