Which of the following biochemical relationships are CORRECT statements illustra

Question

Which of the following biochemical relationships are CORRECT statements illustrating the hierarchic molecular life? Choose the THREE best answers, Rice, cabbage, and lobsters are examples of life forms consisting of only glucose and water. Life would not exist on Planet Earth without pine trees. The citrate cycle is a central process in select ecosystems that uses geothermal energy to recycle phosphate compounds. Carbon, hydrogen, and oxygen are the most abundant elements in biomolecules. Insects degrade organic materials on the forest floor and generate nitrogen compounds that are used by tree seedlings as nutrients. Amino acids are the building blocks of DNA. Metabolic pathways are considered more complex than biomolecules but less complex than ecosystems. Monomers are linked together by noncovalent hydrogen bonds in reactions catalyzed by enzymes.

Explanation / Answer

Answer :

Carbon, hydrogen, and oxygen are the most abundant elements in biomolecules.

Insects degrade organic materials on the forest floor and generate nitrogen compounds that are used by tree seedlings as nutrients.

Metabolic pathways are considered more complex than biomolecules but less complex than ecosystems.

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