The two processes that produce variations in living things are 1. sexual and asexual reproduction 2. asexual reproduction and changes in the environment 3. mutation and changes in the environment 4. sexual reproduction and mutation

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