Can you please help me

What type of specimens where you able to see under each of the microscopes in the microscope activity

The carbon cycle is best defined as a process in which a. carbon changes from inorganic forms to organic forms and back b. carbon is changed into other elements such as oxygen or nitrogen c. carbon is continually created from the sun’s energy by plants d. carbon is consumed and regenerated from other elements such as oxygen and nitrogen

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