T (Thymus Derived) Lymphocyte Count. Definition. T cells are a type of white blood cells (lymphocytes). They make up part of the immune system. T cells help the body fight diseases or harmful substances. A test can be done to measure the number of T cells in your blood. Thymus derived lymphocyte count; T-lymphocyte count.
The road test generally takes 15 to 20 minutes. 1  If you fail the road test you must wait a minimum of two weeks (14 days) before taking the road test again and must pay another $40 testing fee. 2  Test results are valid for 2 years. If you fail the road test you must wait a minimum of two weeks (14 days) before taking the road test again and must pay another $40 testing fee. 2  Test results are valid for 2 years.
There are no real short cuts to driving. The DSA say the average is 35 hours to pass your test. But if your confident and learn quick you could take a week course and be driving on your own the next week. Or if you have the wrong instructor or don't learn the skills so quick you will still be trying in 20 years.f you want to wait until you are 17, then the best way to get things moving is to start studying for your Theory Test NOW and take it either on your 17th birthday or as soon after it as possible. There is usually a wait of 2 to 4 weeks to get a Theory Test appointment.