HESI A2 Biology Practice Questions with 100% Verified Solutions

HESI A2 Biology Practice Questions with 100% Verified Solutions 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 - Correct Answer ️️ -Proteins Which of the following is not considered a major class of biological units? Viruses Eukaryotic cells Prokaryotic cells Cytosol cells - Correct Answer ️️ -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 - Correct Answer ️️ -Irreversible reaction In which of the following stages of glucose breakdown is the most energy produced? Glycolysis Krebs Cycle Oxidative Phosphorylation Citric Acid Cycle - Correct Answer ️️ -Oxidative Phosphorylation Arterioles, venules, and capillaries are collectively known as _____. Macrocirculation Microcirculation Pulmonary trunk Hydrostatic gradient - Correct Answer ️️ -Microcirculation If an organism is AaBb, which of the following combinations in the gametes is impossible? AB aa aB Ab - Correct Answer ️️ -aa What is the typical result of mitosis in humans? 2 diploid cells 2 haploid cells 4 diploid cells 4 haploid cells - Correct Answer ️️ -2 diploid cells How does water affect the temperature of a living thing? Water increases temperature Water keeps temperature stable Water decreases temperature Water does not affect temperature - Correct Answer ️️ -Water keeps temperature stable Which of the following is not a product of the Krebs cycle? carbon dioxide oxygen adenosine triphospate (ATP) energy carriers - Correct Answer ️️ -oxygen What kind of bond connects sugar and phosphate in DNA? hydrogen ionic covalent overt - Correct Answer ️️ -covalent What is the second part of an organism's scientific name? species phylum population kingdom - Correct Answer ️️ -species How are lipids different than other organic molecules? They are indivisible They are not water soluble They contain zinc They form long proteins - Correct Answer ️️ -They are not