Polygenics refers to a particular characteristic which has a phenotype that is dependent upon alleles of multiple genes. The most common examples would include height and wei â¦ ght, and arguably, intelligence. 2 people found this useful.
Things That Are Sticky. Here is a list, with pictures, of things that I discover which are for one reason or another sticky. This will serve as a warning for those of you who touch things on a daily basis. Do not touch these things. Halfway through a discussion section, I dropped my dry-erase pen, and it rolled into the corner under the white board.
How do you smell? Different smells trigger different receptor cells in the lining of the nose. You can detect thousands of different smelly substances or odorants. Most smells are a mixture of several odorants. Our ability to detect all these odorants varies â one in a thousand people cannot smell skunk odour. As well as the smells you are aware of, some scientists believe you can also detect human pheromones, 'attraction chemicals'.