Briefly describe the use of oestrogen hormone

it helps with the development and upkeeping of the female body. An increase in oestrogen levels can lead to the development of breasts, wider hips, pubic hair and armpit hair. It also aids females on their menstrual cycle. This group of steroid hormones controls the growth of the uterine lining.

hi~~

i would say that hybridization occurs frequently in nature, because there are many types of hybrids that have occurred naturally, such as the mule (male donkey + female horse)

i believe it is "they are not used up by reactions" as the answer to your question, text me back if this is correct because i just learned this.