15
Scientists studying the genetics of a congenital heart disease analyzed the chromosomes of the patient. They
found a large portion of chromosome 23 in chromosome 1, and a small part of chromosome 1 in chromosome
23. What is this an example of?
A. Inversion
B. Deletion
C. Translocation
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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.