A. Independent variable is the variable you change so the amount of BGH would change in each group
High blood pressure, is characterized by the narrowing of the aorta.
Answer:
Snow is precipitation in the form of ice crystals. It originates in clouds when temperatures are below the freezing point 0 degrees Celsius or 32 degrees fahrenheit.
A. Consumers cannot produce their own food source so they have to eat other animals.
C. Rhizobia bacteria "prepare" the atmospheric nitrogen and make it useful for the plant.
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