Answer:
It suggests that the rapid transfer of plants, animals, and disease may have unknown effects.
Explanation:
In this text, the author tells us that the way plants and animals are transferred globally nowadays is an event that has never been seen before in the history of the world. The author uses this phrase to show how unprecedented this event is. The purpose of showing this is that it suggests that such a transfer might have effects that we cannot imagine or predict.
 
        
             
        
        
        
The correct answer is true
        
             
        
        
        
Answer: 
Explanation: Segregation is the physical separation of peoples on the basis of ethnicity and social custom historically applied to separate African Americans and Mexican Americans from whites in Texas