Describe an incident (fire, spill, explosion, etc) you have experienced (or research one on the Internet, professional journal, or scientific magazine article) that involved a polymeric or explosive material(s) and required mitigation. Please do not use the instances supplied in the textbook unless you intend to provide a lot more […]

Q1. As we know that natural selection will not result in evolution if a trait is not heritable. However, it is also possible that a trait with heritable variation will not show an evolutionary response under natural selection. Name and describe 2 types of natural selection that do not necessarily […]

Many people will buy freshly picked corn from a farmer’s market and immediately take it home, husk it, boil it for several minutes in water, and then cool it quickly in cold water. They will then cut the corn off the cob and freeze it for later use. This corn […]

Dominant-recessive relationships can make determining genotype tricky, since an individual with the dominant phenotype may have either the homozygous dominant genotype or the heterozygous phenotype. In many cases, however, alleles may have incomplete dominance or co-dominance relationships, in which one allele does not completely mask the other. This makes it […]