Vascular plants had to adapt and develop an internal transportation system. 2. ... Geographical/Biological Isolation and reproductive Isolation are what guide to speciation. ... Geographical/Biological Isolation and reproductive Isolation must occur in order for one original species to have developed into two different species. 3. ... Artificial Selection Humans favor specific traits of an organism. ... When these organisms have a serious disease, organ problems/malfunctions, inefficient amount of blood and even reproductive problems we can intervene with their genes in order to treat them, ...

• Word Count: 1240
• Approx Pages: 5
• Grade Level: Undergraduate

The reason that they rely so heavily on moisture in their environments is because they are lacking a vascular system. ... Bryophytes also play a very large role in the balances of many systems in the environment. ... Although the majority of bryophytes are not economically important for human consumption, peat moss is an exception. ... The main difference between ferns and higher plants is in their reproductive cycle. Ferns produce a very large quantity of spores, some of which land and grow into small plants, which possess both the male and female organs. ...

• Word Count: 1014
• Approx Pages: 4
• Has Bibliography
• Grade Level: Undergraduate

Almost all of the organs in your body are affected by cigarette use. ... Smoking can affect up to 10 systems of the body including the respiratory, circulatory, immune, reproductive, digestive and central nervous system (Better Health Australia). ... " (healthypets.mercola.com) Cats and dogs have similar physiology as humans, making them susceptible to the same cancers and diseases. ... The Ontario health care system spends $1.6 billion a year on tobacco-related disease (Ontario Ministry of Health and Long-Term Care). ...

• Word Count: 614
• Approx Pages: 2
• Has Bibliography
• Grade Level: Undergraduate