You and your fellow scientists has discovered that the California bee population has been slowly decreasing. it has been reported that aggressive Japanese bees have been moved to California. you want to see how the new bee species is impacting the amount of the california bees species. please formulate a hypothesis and a 1 to 4 step experiment to test your prediction.

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.

not sure if this is what you'r looking for eubacteria and archaebacteria

its temperature is increasing. this causes molecular vibrations to increase.