What is the difference between the biological meaning of adaptation and the common meaning of adaptation

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in which structure in the nucleus are ribosomes made?

b) nucleolus!

: )

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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