The Most Common Type of Neural Tube Defect Is

question 16

Multiple Choice

The most common type of neural tube defect is

• A) cerebral palsy.
• B) muscular dystrophy.
• C) spina bifida.
• D) Duchenne's dystrophy.

---

Definitions:

Constitutional Isomers

Compounds that have the same molecular formula but differ in the connectivity of their atoms, resulting in different chemical structures.

Geometric Isomers

Molecules with the same structural formula but differing in the spatial arrangements of atoms or groups of atoms, due to restricted rotation around a bond.

Alkenes

Hydrocarbons containing at least one carbon-carbon double bond, part of the unsaturated hydrocarbons.

Cis-trans Isomers

Compounds that have the same molecular formula but differ in the spatial arrangement of certain atoms or groups around a double bond.