Evolutionary trees are used in biochemistry to show how certain proteins are related and when they came into existence. below is an evolutionary tree for the made-up protein family, saplin. label the tree according to the statements about the protein family members, then answer the three questions.

Hydrilla (hydrilla verticillata) is an invasive aquatic plant and one of the most serious aquatic pests in florida. hydrilla has already been introduced to hundreds of bodies of water throughout florida, hydrilla is difficult to control because it grows rapidly and survives in many different water depths and conditions. hydrilla • describe how hydrilla affects native plant and animal species. include both a biotic and an abiotic limiting factor. • suggest one biotic and one abiotic recommendation that could slow the spread of hydrilla

Describe the impact of deforestation of both abiotic and biotic factors within the tropical rainforest.

Three applications for admission to a local university are checked, and it is determined whether each applicant is male or female. the number of sample points in this experiment is