Name one set of factors that determines carrying capacity

Food, water availability and space.

Explanation:

Food, water availability, and space are the factors that determines carrying capacity of a specific region. If there is plenty of space, sufficient quantity of water and food available to organisms, more population of organisms can sustain by environment without causing damage to the environment. If these factors are less in quantity so little population of organism can live in that environment.

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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.