Birth control is what is used to prevent unintended pregnancy, there are multiple different types of birth control that work in different ways, it is ignorant to say 'birth control' to mean one specific type of birth control. Without knowing what type of birth control you're referring to we cannot answer your question - some birth control does absolutely nothing to your hormones, some birth control completely shuts down your hormones.
what type of lipid is found in sex hormones
Usually hormones. There are more than one type of endocrine secretors in the body though.
Water-soluble hormones. Insulin and epinephrine
No, steroid hormones are not proteins. They are a type of lipid molecule that are derived from cholesterol.
Hormones
Cholesterol
.......
steroid
Hormones are not cells but chemicals released by cells to affect changes in other cells.
Water-soluble hormones. Insulin and epinephrine
Steroids are a type of lipid that have a ring structure. Hormones like cholesterol and sex hormones are examples of steroids.