Why Are Men with Older Brothers,but Not Men with Older

question 33

Multiple Choice

Why are men with older brothers,but not men with older sisters or those who are only children,more likely to be gay?

• A)Mothers are more likely to unknowingly treat their youngest sons like daughters.
• B)A mother's heightened immune response with subsequent male-fetus pregnancies affects brain development.
• C)Older brothers are likely to deride and belittle the youngest brother,creating a more sensitive,fearful,and confused individual.
• D)Older brothers are more likely to protect and guard the youngest brother,shielding him from rough-and-tumble play and traditional masculine rituals.

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Definitions:

Tissue Types

The human body contains four basic types of tissues: epithelial, connective, muscle, and nervous tissues, each serving specific functions.

Molecules

The smallest particle of a chemical substance that can exist independently while retaining the chemical properties of the substance, consisting of two or more atoms bonded together.

Atoms

Fundamental particles that make up everything, composed of a central nucleus encircled by electrons.

Radioactive Compound

A radioactive compound contains atoms that undergo spontaneous decay, emitting radiation as a result.