Does Thunderbolt 1 provide USB (3.0) functionality?
Does Thunderbolt 1 provide USB (3.0) functionality?


No.  Thunderbolt 1 does not provide any USB functionality.

Thunderbolt 1 and 2 provide only two protocols:  PCIe 2.0 and DisplayPort 1.1a and 2.0 respectively.  Thunderbolt 3 is (currently) the only one that supports PCIe 3.0, DisplayPort 1.2 (two streams), USB 3.1 gen 2, and power delivery.