Plate tectonics is the theory that Earth's outer shell is divided into several plates that glide over the mantle. Plate tectonics is the theory that Earth's outer shell is divided into several plates that glide over the mantle.
The term âfutilityâ is used to refer to the inability of a clinical trial to achieve its objectives. In particular, stopping a clinical trial when the interim results suggest that it is unlikely to achieve statistical significance can save resources that could be used on more promising research.
An infertility diagnosis simply means you spent one year of trying to get pregnant without success. (Although you should see a fertility specialist if you're age 35 or older and have been trying to conceive for six months without success, you won't be diagnosed with infertility until a year has passed.)