Celia wanted to know which light conditions are the best for tomato plants to germinate. Using the same bag of potting soil, she placed tomato seeds in
the dark, near a sunny window, and directly under a sun lamp. She watered
each plant the same amount every day. Identify the control variables.

answer; /// i really don't understand your question/statement.but/lions do fight over territory and breeding rights, sometimes to the death,this is called( i hope this answered your luck

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explanation:

haploid cells;

the cost of mining is extremely low compared to the money earned from mining, creating income to improve the environment.