In the year _______ the ability of tsetse flies to vector trypanosomes was demonstrated (please use numerals). ento
Answer
I believe the answer is in the year of 1909. The Tsetse has largely influenced economic situation in sub-Saharan Africa as the biological vectors of trypanosomes that enable it to spread various type of diseases, such as animal trypanosomiasis and human sleeping sickness, which cause a huge cost in government spending.
In Dobereiner's classification system, the atomic mass of the middle element could be estimated by A. finding the difference between the atomic masses of the other two elements in a triad B. finding the product of the atomic masses of the other two elements in a triad C. averaging the atomic masses of the heaviest and lightest elements in a triad D. adding the atomic masses of the other two elements in a triad
In both photosynthesis and respiration, an electrochemical proton gradient drives chemiosmosis. what establishes the electrochemical gradient across a membrane to provide energy for atp production?
2 ) suppose you discovered a new element with 120 protons and 2 electrons in its outermost energy level (valence shell). a. in which group does this new element belong? b. is this new element a metal, a nonmetal, or a metalloid? explain your reasoning.
Most _____ require you to have participated in community service and extracurricular activities to be admitted. A. apprenticeship programs B. community colleges C. vocational schools D. four-year colleges