Which Statement About Pollen and Pollination Is False

question 92

Multiple Choice

Which statement about pollen and pollination is false?

• A) Evolution of the pollen grain is correlated with the loss of motile sperm in flowering plants.
• B) At maturity, the pollen grain consists of two sperm nuclei and a tube nucleus.
• C) The pollen tube grows toward the female gametophyte through the style.
• D) The pollen grain makes twice the genetic contribution to endosperm cells as it makes to the embryo.
• E) Growth of the pollen tube is guided in part by a protein made by synergid cells.

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