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 dependent variable in redi's experiment?
a. the flies
b. the jar covers
c. the smell of the rotting meat
d. the number of maggots on the meat

Select the correct answer from each drop-down menu. describe what happens to a carbon-11 atom when it undergoes positron emission. the decay of a carbon-11 atom _1_, and this causes it to emit _2_.options for 1: > changes a neutron into a proton> changes a proton into a neutron> is hit with a neutron> reconfigures its protons and neutronsoptions for 2: > a negatively charged electron-sized particle> a positively charged election-sized particle> two atoms and several neutrons> two neutrons and two protons

Enzymes affect the reactions in living cells by changing the

Acandle’s wick is the fabric string that holds the flame, and it burns down at a constant slow pace when the candle is lit. the wick is usually surrounded by wax. which is the most important property of covalent compounds that makes them useful for making candle wax? a low boiling point a low melting point a high boiling point a high melting point