Cystic fibrosis is an inherited condition that affects the glands that produce mucus, tears, sweat, saliva and digestive juices. ... Since this gene is defective, it results in thick and sticky fluids in the respiratory and digestive tracts and reproductive system. ...
The New Age Of Cancer Treatment In 1971 President Richard Nixon declared a war on cancer and predicted a cure in the near future. As of today there is no complete cure but many advances have been made due to the completion of the human genome sequence. Because of this advancement, scientists h...
According to Kail and Cavanaugh "The outer layer or ectoderm becomes hair, the outer layer of skin, and the nervous system; the middle layer or mesoderm forms muscles, bones, and the circulatory system; the inner layer or endoderm forms the digestive system and the lungs (Kail & Cavanaugh, 2004)." ... At the age of viability which is between twenty-two to twenty-eight weeks, most of the fetus's body system can function sound enough to survive if it was born. ...
biology Living things make up the world as we know it. Living things are involved in our life constantly, seeing that we are alive. There are five characteristics that are common to all living things. Living things are made up of one or more cells. Each cell is made up of living matter and is separated by a barrier that encloses the cell from its surroundings. ...
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...
