Which of these describes a method in studying plate movements? • Collect common fossil evidence from the south American and African plates

•Examine the age of a mountain structure on the African plate only

•Match the size and shape of rocks on the north and south edges of Australia

• Match the rotation of earth to plate movement​

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essentially, one bacterial cell splits into two daugurer cells. bacterial offspring don't need or get care from their parents because they are in a sense their own parents. that said, some bacteria can and do depend on other bacteria especially in harsh environments such as bacterial microfilms in hot water tanks.