10 Questions
Match the following biological molecules with their characteristic:
DNA = Genetic information carrier RNA = Protein synthesis intermediate Proteins = Building blocks of enzymes All of the above = Essential components of life
Match the following statements about nitrogen with their correctness:
Nitrogen is essential for life = True Nitrogen is a rare gas in the atmosphere = False Most organisms can use atmospheric nitrogen = False Nitrogen is only found in proteins = False
Match the following phrases with their meaning:
Building blocks of life = Essential components of life The majority of the air we breathe = Nitrogen in the atmosphere Unable to use nitrogen as it exists = Inability to utilize atmospheric nitrogen Essential component of DNA, RNA, and proteins = Nitrogen's biological role
Match the following biological processes with the molecules involved:
Protein synthesis = RNA and proteins Genetic information storage = DNA and RNA Enzyme formation = Proteins Cellular respiration = Not mentioned
Match the following statements about nitrogen's availability with their correctness:
Most living organisms can use nitrogen from the air = False Nitrogen is a rare resource for life = False The air we breathe is mostly nitrogen = True All living organisms require nitrogen = True
What is nitrogen an essential component of?
DNA, RNA, and proteins
What is the majority component of the air we breathe?
Nitrogen
Why are most living organisms unable to use atmospheric nitrogen?
It is too inert in its atmospheric form
Which statement best describes the relationship between nitrogen and life-building molecules?
Nitrogen is an essential component of DNA, RNA, and proteins which are the building blocks of life
Which of the following correctly represents the form of nitrogen in the atmosphere?
$N_2$
Study Notes
Nitrogen and its Role in Life
- Nitrogen is an essential component of DNA, RNA, and proteins, which are the building blocks of life.
- Although nitrogen makes up the majority of the air we breathe, most living organisms are unable to use it in its atmospheric form.
Nitrogen and its Role in Life
- Nitrogen is an essential component of DNA, RNA, and proteins, which are the building blocks of life.
- Although nitrogen makes up the majority of the air we breathe, most living organisms are unable to use it in its atmospheric form.
Learn about the importance of nitrogen in biological molecules and its role in living organisms.
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