HESI A2 BIOLOGY EXAM QUESTIONS AND ANSWERS 2020

HESI A2 BIOLOGY EXAM QUESTIONS AND ANSWERS 2020 In the hierarchic system of classification, which of the following is the least inclusive? Species After observing an event, you develop an explanation. This statement is referred to as which of the following? Hypothesis A molecule of water is bonded with another molecule of water by what type of bond? Hydrogen Which of the following is a benefit of the intermolecular hydrogn bonding of water? Water has a relatively high specific heat value Water has strong cohesive and adhesive properties Polarity of water allows it to act as a versatile solvent Of all the molecules that are significant to biology, which of the following are considered the most important? Carbohydrates, lipids, protein, and nucleic acids Lipids are better known as fats, but what are they specifically? Fatty acids Phospholipids Steroids What are the two categories of fatty acids? Saturated fats and unsaturated fats How do phospholipids function in cells? They are integral components of the plasma membrane Which of the biologic molecules are considered