This chart shows four stoms, labeled W. X Y and Z
These stoms can come with each other to form
molecules
Which atoms could join together to form a molecule of an
element?
Atom
Element
oxygen
hydrogen
carbon
Oxygen
Wand X
X and Y
W and Z
Y and Z
Science

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/// the nucleoid region contains dna; ///