<span>A polygenic trait is contributed by two or more genes one gene two alleles multiple alleles. True!</span>
The answer is called monoclonal. Hope this helps and please don't forget to thank me.
The main function of the circulatory system is to move materials throughout the body, blood for cellular respiration, sugars for energy, leukocytes for immune support, and other nutrients necessary for proper homeostasis.
Weathering breaks down and loosens the surface minerals of rock so they can be transported away by agents of erosion such as water, wind and ice. There are two types of weathering: mechanical and chemical.
