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BSC 1010 STUDY GUIDE EXAM QUESTIONS AND ANSWERS WITH COMPLETE VERIFIED SOLUTIONS R181,45   Add to cart

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BSC 1010 STUDY GUIDE EXAM QUESTIONS AND ANSWERS WITH COMPLETE VERIFIED SOLUTIONS

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BSC 1010 STUDY GUIDE EXAM QUESTIONS AND ANSWERS WITH COMPLETE VERIFIED SOLUTIONS five characteristics of life cellular organization, metabolism, homeostasis, growth snd development, reproduction. Homeostasis definition living organisms regulate their internal temperature. Three domains of taxo...

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  • September 22, 2024
  • 5
  • 2024/2025
  • Exam (elaborations)
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BSC 1010 STUDY GUIDE EXAM QUESTIONS AND

ANSWERS WITH COMPLETE VERIFIED SOLUTIONS

five characteristics of life


cellular organization, metabolism, homeostasis, growth snd development, reproduction.


Homeostasis definition


living organisms regulate their internal temperature.


Three domains of taxonomic organization


Bacteria, archaea, eukarya


How many electrons are in the first three energy levels of an atom?


28


What is meant by atomic number?


number of protons


What is meant by a stable atom? How may a non-stable atom become stable?


Full outer electron shell, becomes stable by gaining, losing, or sharing electrons.


Ionic bonds


transfer electrons


nonpolar covalent bonds

, share equally


hydrogen bonds


weak attractions with hydrogen


high surface tension


allows insects to walk on water


cohesion/adhesion


molecules stick together/molecules stick to other substances


resistance to temperature change


water's high specific heat stabilizes temperatures, aiding organismal temperature regulation


freezing (ice floats)


ice floats on water, insulating quatic life amd protecting ecosystems in cold conditions.


high heat of vaporization


aids cooling universal solvent (dissolves many substances)


versatile solvent


water dissolves many substances, enabling nutrient transport and essential biochemical reactions.


what is sugar composed of?


carbon, hydrogen, oxygen


What is a triglyceride?


glycerol + 3 fatty acids

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