If we compare the Earth’s rotation to its revolution around the Sun, which statement is true? A) The Earth’s revolution and its rotation occur at the same speed. B) The Earth’s revolution and its rotation occur in opposite directions. C) The magnitude of its revolution speed is less than the magnitude of its rotational speed. Eliminate D) The magnitude of its revolution speed is greater than the magnitude of its rotational speed.

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.

b is dominant over the allele for the white fur.

cell/ tissue/ organ/ organ system/ body