A When allele of one gene masks the phenotype of another gene
        
             
        
        
        
Answer:
A) uses cooperative learning
Explanation:
In Mr. Alvarado’s classroom, small groups of students work toward common goals by considering one another’s ideas, appropriately challenging one another, and resolving differences of opinion on the basis of reasons and evidence. Mr. Alvarado cooperative learning. Cooperative learning is an approach which involves the splitting of a class into groups to discuss various class exercises. The aim of this method apart from helping the students learn also help in the social development of the student as the students interpersonal skills and confidence improved and It also teachers the students how to resolve differences among themselves based on facts and clear reasoning rather than through violent behaviour. 
 
        
             
        
        
        
Answer:
- 30; 1.5
Explanation:
Data centers are demonstrated as the dedicated space assigned to a immense group of computer servers and their associated components that are networked together. These centers are primarily employed with the aim to gathering of huge amounts of data that are further stored, processed, distributed and provide access to such huge amount of data. 
As per the question, the world's data centers utilizes the energy equal to the output of <u>30</u> nuclear plants that would be around <u>1.5%</u> of all the energy used in the whole world as they involve the use of huge group of networked computers together to handle such a large data that requires energy accordingly. 
 
        
             
        
        
        
Answer:
they assimillated to  the u.s culture and government to keep their own land they buit their own languages and government similar to th U.S  Explanation: