The correct order of phases in the menstrual cycle is;
menses, .estrogenic phase, ovulation, and progestational phase.
The menstrual cycle is complex and is controlled by many different glands and hormones that these glands produce.
There are four phases of menstrual cycle; namely, menstruation, the follicular phase, ovulation and the luteal phase.
Answer:
D. There will always be waste produced that can be used for energy.
Explanation:
Biomass energy is a renewable energy source because its does not have limited supply. We can always grow trees and crops, and waste will always exist.
I believe there has to be enough activation energy for a reaction to occur in the first place, if that is what you are referencing