The highest level of classification used to be until a recent change to the taxonomic system resulted in the creation of a higher level of classification called the domain.

Aresearcher is studying the science of attractiveness and asks volunteer test subjects to rank what trait they find most attractive in a person what type of variable is the dependent variable in this experiment

Which example describes a mutualistic relationship between organisms? young wasps prey on caterpillars. crabs eat the remains of dead fish. tapeworms feed on food in the intestines of cats ants protect a tree on which they feed.

What is the one part of the nucleotide  that differs among the other different nucle  tides?