Persian cats often have certain diseases and disorders, especially of the eye and nose since their heads have an unusual shape. persian cats were developed by artificial selection by humans. which of the following traits is deliberately selected for when breeding persian cats?

d bonding propertys

explanation:

carbon can form so many different compounds not just with oxygen

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.