Answer: A. The alleles that a person has.
A The observed differences in plants height are due to genetics.
<span>C. obtain and use energy. </span>
The order should be..
Ask a question
State a hypothesis
Test a hypothesis
Collect data
Analyze data
Write up conclusion based on data
Share your findings by presenting or publishing
Express ideas to make this experiment better in the future
I hope this helps! Please let me know if any are out of order so I can correct it in the future.