Which best defines a gene? A. A gene is a unit of protein that contains the
genetic code.

B. A gene is a unit of DNA that contains code
for the creation of one protein.

C. A gene is a unit of DNA that contains the
code for the creation of amino acids.

D. none of the above

Astudent sees several ants walking up a wall following the exact same trail that an ant took earlier. she wants to apply the scientific method to determine how the ants detected the trail. which of these steps would come first in her application of the scientific method? perform an experiment by cleaning the scent away from part of the trail. draw a conclusion that the ants follow a scent trail. make a prediction about what the ants will do after she cleans away part of the trail. hypothesize that the ants are following a scent trail that the first ant left.