Biological diversity, or biodiversity, encompasses the variety of life at all levels of organization, from genetic diversity within a species to diversity within entire regions or ecosystems. Biodiversity is increasingly recognized as critical to human life, for example the diversity of insect and avian
pollinators is crucial to global agricultural productivity, ensuring plants produce harvestable crops for human use. Although biodiversity is critical to
the balance of life on Earth, more species are becoming, threatened, endangered, or extinct due man's activities.
Can you identify the man-related activities that are contributing to the loss of biodiversity?

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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.

some fungi obtain their nutrients from a living host (plant or animal) and are called most biotrophic fungi have fairly narrow host ranges—they are specialized on a limited called rhizomorphs that allow the fungus to grow from one tree to another. ascospores are formed inside a sac-like structure called an ascus. so your answer is a