The first mammals evolved during the period.
quaternary
cambrian
permian
triassic

How had the study of mitosis affected scientists knowledge of cancer

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

Up to what percentage of the world's flora consisted of cycads during the triassic period? 100% 75% 50% 20%