Angiosperm reproduction relies on animals, wind, gravity or secretion to convey pollen grains from the male...

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Biology

Angiosperm reproduction relies on animals, wind, gravity orsecretion to convey pollen grains from the male to the femaleorgan. However, researchers have studied one species of orchid thatis entirely self-reliant for its reproduction. The orchid rotatesits anther in order to insert pollen into its own stigma cavitythen rotates the anther back, against gravity, to its originalposition. List 3 different physical features of the orchid thatwould be consistent with its complete dependence onself-fertilization. Explain the 3 choices.

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3.8 Ratings (542 Votes)

The orchid has its filaments anthers style and stigma reduced in number and it is fused into a single structure called column There is a single anther at the top of the column This makes it easy for theanther to rotate and deposit pollen grains in the stigma And because See Answer

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