An astronomer uses a powerful telescope to spot an object in a far away galaxy. The object appears to have a clear orbit around a star and it has a spherical shape; what is it? (10 Points)

a comet

an asteroid

a planet

a moon

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.

meiosis is the first to occur after the nuclei of opposite of opposite mating types fuse