The Sporophytes of Mosses Depend on the Gametophytes for Water

question 39

Multiple Choice

The sporophytes of mosses depend on the gametophytes for water and nutrition. In seed plants, the reverse is True. From which seed plant sporophyte structure(s) do the immature (unfertilized) gametophytes directly gain water and nutrition?

• A)sporophylls
• B)embryos
• C)sporangia
• D)sporopollenin
• E)ovary

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Required Return

The minimum return a investor expects or needs from an investment, considering the risk involved.

Plowback Ratio

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P/E Ratio

Price-to-Earnings Ratio, a valuation metric comparing the current share price of a company to its per-share earnings.

ROE

Return on Equity, a financial ratio that measures the profitability of a corporation in relation to stockholders' equity.