Answer:
nose,ears,eyes I mean that is what I think
The answer is: a pathogen
A pathogen is anything that can cause a disease, such as a virus or bacteria.
'Path' is like pathology and 'gen' is like generation/ creation.
When you catch a cold, it's typically a viral infection such as rhinovirus, so pathogen works.
"genotype (n.) the particular alleles at specified loci present in an organism. Synonyms: constitution. makeup." Hope this helps