HESI A2 Biology Practice Q's Rated A

HESI A2 Biology Practice Q's Rated A 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 4 diploid cells 4 haploid cells ️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 ️Water keeps temperature stable Which of the following is not a product of the Krebs cycle? carbon dioxide oxygen adenosine triphospate (ATP) energy carriers ️oxygen What kind of bond connects sugar and phosphate in DNA? hydrogen ionic covalent overt ️covalent What is the second part of an organism's scientific name? species phylum population kingdom ️species How are lipids different than other organic molecules? They are indivisible They are not water soluble They contain zinc They form long proteins ️They are not water soluble Which of the following is not a steroid? cholesterol estrogen testosterone hemoglobin ️hemoglobin Which of the following properties is responsible for the passage of water through a plant? cohesion adhesion osmosis evaporation ️cohesion Which hormone is produced by the pineal gland? insulin testosterone melatonin epinephrine ️melatonin What is the name of the organelle that organizes protein synthesis? mitochondrion nucleus ribosome vauole ️ribosome During which phase is the chromosome number reduced from diploid to haploid? S phase interphase meiosis meiosis I ️meiosis I What is the name for a cell that does not contain a nucleus? eukaryote bacteria prokaryote cancer ️prokaryote What is the name for the physical presentation of an organism's genes? phenotype species phylum genotype ️phenotype Which of the following forms of water is the densest? liquid steam ice all the above ️steam What is the longest phase in the life of a cell? prophase interphase anaphase metaphase ️interphase Which of the following is not found within a bacterial cell?