Which statement correctly describes the motion on which an Earth time interval is based?"
Earth's year is based on the Sun's revolution.
B. Earth's year is based on Earth's rotation
Earth's day is based on the Sun's revolution.
Earth's day is based on Earth's rotation
20 pts.

mendel's first law states that during the formation of reproductive cells , pairs of hereditary factors for a specific trait separate so that offspring receive one factor from each parent.

explanation:

the menstrual cycle – higher tier. negative feedback mechanisms affect the production of hormones in the menstrual cycle. oestrogen also stimulates the release of lh (luteinising hormone) from the pituitary gland, which in turn controls the production of progesterone.