What is the disadvantage of a life cycle

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These plants refer to gymnosperms only

1. What is the disadvantage of a life cycle in which alternate generations are completely independent of the preceding generation? Are there advantages to this type of life cycle?

2. What is a cone? How are cones of conifers similar to those of lycophytes and cycads? How do they differ?

3. Name several families and genera of conifers. How many could you recognized on sight? How is their wood similar to that of Archaeopteris? How is it different from the wood of flowering plants?

Reference no: EM132710315

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