A positive integer $m$ is increased by 20% and the resulting number is 1080. Then the integer $m$ is
A software company lays off 40% of its employees. Among the laid-off employees, 20% are developers. The percentage of laid-off developers from the total employees of the company is
If one-fourth of a number exceeds 20% of the number by 10, then the number is
Match sequencing methods with key feature. 
Match the technique with its application. 
Match the RNA type with its function. 
Match the enzyme with its function. 
Match the hypersensitivity type with its example. 