
Biology Chapter 4 Questions
Flashcard
•
Biology
•
12th Grade
•
Practice Problem
•
Hard
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15 questions
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1.
FLASHCARD QUESTION
Front
What is the significance of double bonds in carbon skeletons?
Back
Double bonds in carbon skeletons add molecular complexity and diversity that characterize living matter.
2.
FLASHCARD QUESTION
Front
Which functional group is absent in certain organic molecules?
Back
Sulfhydryl functional group.
3.
FLASHCARD QUESTION
Front
What is the bond angle of a tetrahedral carbon atom?
Back
109.5°.
4.
FLASHCARD QUESTION
Front
What is a carbonyl functional group in the form of an aldehyde?
Back
A carbonyl functional group is characterized by a carbon atom double-bonded to an oxygen atom, with at least one hydrogen atom attached to the carbon.
5.
FLASHCARD QUESTION
Front
What causes differences among organisms?
Back
Differences among organisms are caused by differences in the types and relative amounts of organic molecules synthesized by each organism.
6.
FLASHCARD QUESTION
Front
Define carbon skeleton.
Back
A carbon skeleton is the chain of carbon atoms that forms the backbone of organic molecules.
7.
FLASHCARD QUESTION
Front
What is the role of functional groups in organic molecules?
Back
Functional groups determine the chemical properties and reactivity of organic molecules.
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