A trait that can possibly mask another trait i known as a trait.

Dominant

Explanation:

Dominant traits mask recessive traits.

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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