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Bio Test Bank Chapter 4 Exam Questions and Answers $9.49   Add to cart

Exam (elaborations)

Bio Test Bank Chapter 4 Exam Questions and Answers

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  • Course
  • Organic Chemistry
  • Institution
  • Organic Chemistry

The element present in all organic molecules is - Answer-carbon The complexity and variety of organic molecules is due to - Answer-the chemical versatility of carbon atoms The experimental approach taken in current biological investigations presumes that - Answer-living organisms can be under...

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  • August 26, 2024
  • 3
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • Organic Chemistry
  • Organic Chemistry
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Bio Test Bank Chapter 4 Exam
Questions and Answers
The element present in all organic molecules is - Answer-carbon

The complexity and variety of organic molecules is due to - Answer-the chemical
versatility of carbon atoms

The experimental approach taken in current biological investigations presumes that -
Answer-living organisms can be understood in terms of the same physical and chemical
laws that can be used to explain all natural phenomena

Differences among organisms are caused by - Answer-differences in the types and
relative amounts of organic molecules synthesized by each organism

Which of the following people was the first to synthesize an organic compound, urea,
from inorganic starting materials? - Answer-Friedrich Wohler

Stanley Miller's 1953 experiments proved that - Answer-organic molecules can be
synthesized abiotically under conditions that may have existed on early Earth

Hermann Kolbe's synthesis of an organic compound, acetic acid, from inorganic
substances that had been prepared directly from pure elements was a significant
milestone for what reason? - Answer-It proved that organic compounds could be
synthesized from inorganic compounds and disproved the concept of vitalism.

Stanley Miller's 1953 experiments assumed that early Earth's atmosphere contained -
Answer-ammonia, methane, hydrogen gas, and water vapor

When Stanley Miller applied heat and electrical sparks to a mixture of simple inorganic
compounds such as methane, hydrogen gas, ammonia, and water vapor, what
compounds were produced - Answer-both simple organic compounds and more
complex organic compounds such as amino acids and hydrocarbons

How many electron pairs does carbon share in order to complete its valence shell -
Answer-4

A carbon atom is most likely to form what kind of bond(s) with other atoms - Answer-
covalent

Which of the following statements best describes the carbon atoms present in a seed-
eating bird? - Answer-They were incorporated into organic molecules by plants, they
were processed into sugars through photosynthesis, and they are ultimately derived
from carbon dioxide

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