Is there a future treatment for thalassemia ?

The fruit of a certain plant is sweet and fleshy. the seeds of this plant have a seed coat that is fairly tough. the seeds germinate better if they are exposed to acid, or scarification. what is the most likely type of dispersal for this seed? water animal wind

Resperation is a way to release carbon back into the atmosphere

Which of the following is a period in the paleozoic era? devonian cambrian permian all of the above