If one of your documents is missing, then you can make application by signing the "Missing Document Declaration". However, it is important to note that missing documents may negatively affect decision on your visa.
Visa Application
Visa Application
Can I apply with missing document?
What is the minimum validity period of my passport to make application?
To make an application, your passport must be valid at least 6 months starting by your travel date. If your passport will expire in said period, we recommend you to extend the validity period of your passport.
Can I get the contact information of Türkiye Visa Application Centre office?