The only variables in the lab procedure are the
independent variable,
and

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

20. in humans, freckles are dominant to no freckles. trey has no freckles and his wife anna grace has freckles, but her dad doesn't. they want to know what percentage of their kids would look like trey. show a punnett square to support your answer.

What is the cause hearing loss in human being