slide 1 of 5. A polygenic trait, is a trait that nonallelic genes control. These traits result from one or more genes contributing to the phenotype. An individual's physical appearance is determined by chromosomal inheritance and genotypic ratio. This phenomenon is known as Mendel's Laws of Inheritance.
, cycle. Water molecules continuously move from location to location in this cycle. The water cycle is important to weather and climate and, ultimately, to all life on Earth. The water cycle is driven primarily by the energy from the sun. This solar energy drives the cycle by evaporating water from the oceans, lakes, rivers, and even the soil. Other water moves from plants to the atmosphere through the process of transpiration.
state to state through the water cycle. LEVEL 3 How does the sun, which is over 92 million miles away, drive the water cycle on Earth? Answers should include discussion of how solar energy heats water on Earth, causing it to change states from liquid to vapor. WHAT DID I LEARN? ONLINE QUIZ ANSWER KEY Q. Water is never used up,