Adaptation to extrauterine life is one of the most important steps in the life cycle because, for many systems in the body, birth precipitates dramatic changes in function. The respiratory system undergoes major changes as the newborn's lungs fill with air during the first breath, and gas exchange across the pulmonary circulation abruptly replaces placental transfer. ... Adding further to the vulnerability of the newborn period, many of the digestive and absorptive functions of the newborn are incompletely developed (Schmitz, 1991). ... (fat soluble/water soluble vitamin) Vitamin ...

• Word Count: 2772
• Approx Pages: 11

While both bacteria naturally occur in these systems, they can both be opportunistic pathogens. ... Microbes can be found in all life systems, whether they be a part of a large ecosystem or a small one. ... Scientists have been conducting extensive research on bacteria's role in the human digestive system, including bacteria's role in preventing and treating chronic gastrointestinal diseases (Guinane, C., & Cotter, P, 2013). ...

• Word Count: 5182
• Approx Pages: 21
• Has Bibliography

Important Facts the smallest unit of life is the cell instructions for development are contained in DNA collectively, all of the chemical processes in a cell are called metabolism producers often obtain energy from the sun homeostasis refers to the ability to maintain a constant internal environment cells in domains archaea and eubacteria lack nucleii plants are multicellular producers an educated guess might be called a hypothesis science is based on evidence philosophy is not a step in the scientific method an atom is the smallest unit of substance that retains the properties of the subst...

• Word Count: 10700
• Approx Pages: 43
• Grade Level: High School