(04.05 MC) Which claim best supports the cycling of carbon through the hydrosphere? (2 points)
A. The carbon dioxide from the atmosphere gets dissolved by the ocean and fish absorb it through their gills.
B. Marine plants release carbon dioxide in the ocean for the fish to be able to use for cellular respiration
C. The ocean dissolves carbon dioxide from the atmosphere and it is used by phytoplankton during photosynthesis.
D. The largest amounts of carbon dioxide in the atmosphere comes from the hydrosphere.

The ocean dissolves carbon dioxide from the atmosphere, and it is used by phytoplankton during photosynthesis.

the level of progesterone is low at the pre-ovulatory phase of the cycle but it gradually increases and the levels are high at the luteal phase. if pregnancy occurs, the level of progesterone will be high throughout the pregnancy.

if egg is fertilized and the mother gets pregnant, progesterone starts preparing the uterus for the implantation. it starts building up the lining of uterus and make it hostile of the period of pregnancy.