One characteristic that salt-water and sugar-water have in common is, at room temperature, they are

Explanation:

the mixture would be a homogeneous mixture, both salt NaCl and sugar (alpha D-glucose) are perfectly soluble in water. NaCl because it dissociates into ions, and these ions are perfectly hydrated and glucose has many hydroxyl groups, with which it can hydrogen bond effectively with water molecules.

straight or amphibians are homeothermic to thermal

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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