Question

Please Help! Hurry!

Francesco Redi conducted the following experiment.

Jars of meat with covers did not have maggots.
Jars of meat with no covers did have maggots.

What was the independent variable in Redi's experiment?
A. the jar covers
B. the number of jars
C. the contents of the jars
D. the number of maggots on the meat

Answer 1

Answer: a

Step-by-step explanation:

Answer 2

A. the jar covers

Step-by-step explanation:

An independent variable is what you, as the scientist, changes.