The Low Activity (L) Variant of the Monoamine Oxidase a (MAOA)

question 9

Multiple Choice

The low activity (L) variant of the monoamine oxidase A (MAOA) gene is linked to:

• A) More grey matter in the amygdala
• B) Less sensitivity to maltreatment in childhood
• C) More aggressive traits
• D) Increased ability to remove neurotransmitters

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Definitions:

Homospory

Production of one type of spore that gives rise to a bisexual gametophyte. Compare with heterospory.

Morphological Type

Morphological Type refers to the classification of organisms based on their physical form and structure, which includes their shape, size, and other visible attributes.

Mosses

Small, green, non-vascular plants that typically form dense green clumps or mats, often in damp or shady locations.

Seedless Vascular Plants

Plants that have vascular tissue for the transport of water and nutrients but do not produce seeds, including ferns and horsetails.