At puberty, the hypothalamus secretes gonadotropin-releasing hormones (GnRH), causing the secretion of gonadotropins by the pituitary gland. These hormones cause the ovaries to produce estrogen and testes to produce testosterone. As the levels of these hormones rise, they shut down the release of GnRH and the gonadotropins. This example illustrates the

Which statement correctly identifies the scientific question and describes why the question is scientific? question 1 refers to the supernatural.question 2 reflects a moral or social value.question 3 refers to something that can be measured.question 4 reflects a question that can’t be observed.

What is the importance of having the us forest service, the bureau of land management, the us fish and wildlife service, and the national park service? to manage land resources for conservation and the development of natural resources to manage land resources for conservation and the development of urban areas to preserve historical landmarks and manage the development of urban areas to preserve historical landmarks and manage the development of rural areas

What molecules does hemoglobin decay into over time