For each case study, write one to three sentences that summarizes the changes that occurred i each ecosystem

The answer would be c

The answer is b. hope this !

The virus is considered to be are living item since they have hereditary material dnas or rnas. they can imitate and change. they respond to boosts, for example, radiation, chemicals, and warmth. they have antigenic properties. they are proficient to duplicate with a same hereditary constituent.