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HESI A2 Biology Updated (2024 / 2025) Questions and Verified Answers, 100% Guarantee Pass
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HESI A2 Biology Updated (2024 / 2025) Questions and Verified Answers, 100% Guarantee Pass
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HESI A2 Biology.pdf file:///C:/Users/HP/Desktop/TYPA%20NEW/HESI%20A2%20BiologyHESI A2 Biology
1. In the hierarchic system of classification which is the least inclusive?
ANS -
Species
2. After observing an event, you develop an explanation this is
ANS Hypothesis
3. A molecule of water is bonded with another molecule of water by what type of bond?
ANS Hydrogen
4. Which is a benefit of the intermolecular hydrogen bonding of water
ANS 1- Water has a relatively high specific heat value.
2- Water has strong cohesive and adhesive properties.
3- Polarity of water allows it to act as a versatile solvent.
5. Of all molecules that are significant to biology which are considered impor- tant
ANS nucleic acids
6. Lipids are better known as fats but what are they specifically?
ANS Fatty acids, phospholipids, steroids
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,HESI A2 Biology.pdf file:///C:/Users/HP/Desktop/TYPA%20NEW/HESI%20A2%20Biology
7. What are the 2 categories of fatty acids?
ANS saturated fats and unsaturated fats
8. How do phospholipids function in cells?
ANS They are integral components of plasma membrane
9. Which of the biologic molecules are considered the most significant con- tributor to
cellular function?
ANS Proteins
10. Proteins are polymers of which?
ANS Amino Acids
11. Which of the following proteins catalyze different reactions or processes?-
ANS Enzyme
12. Which of the biologic molecules are components of the molecules of inheritance?
ANS Nucleic Acids
13. What is the sum of all chemical reactions that occur in an organism?
ANS Me- tabolism
14. In a cell, reactions take place in a series of steps called
ANS Metabolic pathways
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