It will depend on the severity of a persons autism if they can serve in the Singapore National Service.
An Autistic is a person with Autism.
National Service is the term given to the time a person spends in the Armed Forces of a country which has compulsory military service.
Singapore's national animal is lion. It was so because the first person (Sang Nila Utama) who found Singapore saw a lion before any other animals (including humans).The Merlion, Crimson Sunbird and Peacock bass are the national animals of Singapore.
A person does not 'develop' autism - a person is born autistic.
A person does not 'develop' autism - a person is born autistic.
A person does not develop autism. Autism is a neurological difference, as such it starts within the womb during the second trimester when the brain is being formed.
Someone who is born on the autism spectrum/has autism spectrum disorder/is autistic. Often used in an offensive manner towards autistic people.
The eyes of a person with autism look the same as the eyes of other people.
A person does not develop autism, autism is not something that occurs to neurotypical people, in the same way that a white person doesn't develop into another race. A person is born autistic, their brains form in the womb.
A teenager doesn't develop autism - a person is autistic from birth.
Autism can be inherited from parents with genes for autism. Autism can also be the result of the spontaneous mutation of a gene. It is suspected that a person with the genes for autism might need an environmental factor (in the womb or shortly after birth) to trigger the development of autism.
A person does not 'have' autism, a person is Autistic. Autism is a neurological variation that results from genetics, there's nothing conclusive to say that environmental factors contribute to this.