Alandfill with a plastic or clay liner that prevents the leaking of easter into soil and groundwater is called? a. a sanitary landfill b. a toxic waste site c. an unsanitary landfill d. a recycling center

Which of these substances does not protect against invaders in the nonspecific immune response? a. saliva b. mucus c. tears d. urine

What is the next step in the process after a substrate enters the active site of an enzyme

[34 points awarded to the best answer, use facts and/or data] 1.) what's the likelihood of thunderstorms occurring in the state of maryland? {this question is for a project for science, use facts and/or data and explain why . 34 points to the best answer]