You isolate the dna from a previously unknown virus and determine the melting point of the nucleic acid in the virus. what pattern, trace a, b, c, or d, would you expect if the virus dna is single stranded

answer; i believe the answer is (polygenic inheritance;

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.