Why do sunflowers follow the sun?

The obvious reason for the flower following the Sun at this stage would be to maximize photosynthesis. Each sunflower plant has only one flower on its stem. Therefore, during pollination, it is essential that the plant's only means of reproducing gets noticed by pollinators (mainly insects).

Explanation:

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the corpus luteum secretes estrogens and progesterone. the latter hormone causes changes in the uterus that make it more suitable for implantation of the fertilized ovum and the nourishment of the embryo. if the egg is not fertilized, the corpus luteum becomes inactive after 10–14 days, and menstruation occurs.

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answer: collecting information/data

reason: the student is going around and asking people questions to collect data

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