If a Man Has Such Severe Infertility That His Sperm

question 31

Multiple Choice

If a man has such severe infertility that his sperm are incapable of penetrating an oocyte and achieving fertilization, then the best assisted reproductive technology for him and his partner would be

• A) IVF.
• B) AID.
• C) GIFT.
• D) ICSI.
• E) E.IUD.

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Definitions:

ΔH°

The standard enthalpy change of a reaction, measured under standard conditions (1 bar, 298.15K), representing the heat absorbed or released.

Bond Dissociation Energy

The energy required to break a particular bond in a molecule to form neutral atoms, usually measured in kilojoules per mole (kJ/mol).

Carbon-chlorine Bond

A chemical bond between carbon and chlorine atoms, common in organic chemistry, particularly in the manufacture of solvents and pesticides.

Transition State

A high-energy, temporary state in a chemical reaction where reactants are converted into products.