Hormones are the chemicals that play important role in human body. The changes in human body is mainly related to the hormonal changes. In case of a female, hormones play a very significant role. If the diet is unhealthy or laden with extra hormones or chemicals that mimic hormones, the female my experience and early puberty. In such case, the menarche can be reached earlier than expected.
Thus, diet laden with hormone mimicking chemicals are expected of contributing to girl's earlier experience of menarche.
Answer:
A suture is a type of fibrous joint that is only found in the skull ( cranial suture). The bones are bound together by Sharpey's fibres. A tiny amount of movement is permitted at sutures, which contributes to the compliance and elasticity of the skull. These joints are synarthroses.
Visual acuity, or visual resolution, is determined primarily by two factors, the optics of the eye and the anatomy of the retina. Optically, an emmetropic eye is one is which light is properly focused on the retinal photoreceptors.
