HESI A2 Biology Practice Q's and answers graded A 100% verified

Using percent of body weight calculations, which of the following categories is found in the highest concentration in the body? Nucleic acids Lipids Carbohydrates Proteins - Proteins Which of the following is not considered a major class of biological units? Viruses Eukaryotic cells Prokaryotic cells Cytosol cells - Cytosol cells Which of the following reactions most appropriately matches the following definition: at a state of chemical equilibrium, the product of the reaction has required almost all of the reactants. Irreversible reaction Reversible reaction Combination reaction Catalyst reaction - Irreversible reaction In which of the following stages of glucose breakdown is the most energy produced? Glycolysis Krebs Cycle Oxidative Phosphorylation Citric Acid Cycle - Oxidative Phosphorylation Arterioles, venules, and capillaries are collectively known as _____. Macrocirculation Microcirculation Pulmonary trunk Hydrostatic gradient - Microcirculation If an organism is AaBb, which of the following combinations in the gametes is impossible? AB aa aB Ab - aa What is the typical result of mitosis in humans? 2 diploid cells 2 haploid cells