Which pair of growth media and example is incorrectly matched ? Tryptic soy agar ; General purpose medium Yeast extract ; Complex growth medium MacConkey agar ; General purpose medium Mannitol salt ; Selective growth medium

the answer to your question is b

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.

answer; heredity;