Iodine solution is used to test leaves for the presence of starch. You need to: heat a plant leaf in boiling water for 30 seconds (this stops its chemical reactions) heat it in boiling ethanol for a few minutes (this removes most of its colour)
Answer:
inert
Explanation:
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Her sexual behavior, smoking, and drinking are controllable risk factors.
She cannot control her age nor can she change the heredity she has.
Your answer to how often is the birth control shot administered should be every 3 months
