The sperm bind through the corona radiata, a layer of follicle cells on the outside of the secondary oocyte. Fertilization occurs when the nucleus of both a sperm and an egg fuse to form a diploid cell, known as zygote. The successful fusion of gametes forms a new organism.
One of the most beneficial essential oils for skin care is geranium oil. This oil contains nutrients that help hydrate the skin, which is imperative for the regenerative process of skin cells. This oil is generally considered safe for sensitive skin, as well for those with frequent breakouts.
1 Massage: Drops of essential oil are added to a natural carrier oil and applied to skin areas with gentle rubbing. 2  As noted earlier, massage blends should not exceed 1% concentration of essential oils (one drop in a teaspoon) for adults.or wound care, an ideal essential oil would be gentle to the skin and antimicrobial. Some essential oils can be used in different ways. For example, true lavender essential oil (Lavandula angustifolia) can be used on the skin for cuts and minor burns, and it can be inhaled to promote relaxation and sleep.