1) Which of the following macromolecules fuels almost all living cells? proteins

Question

1) Which of the following macromolecules fuels almost all living cells?

proteins

2)

________ are composed of amino acids.

3)

2 multiple choice questions and 1 is the questions in picture

carbohydrates RNA DNA

proteins

2)

________ are composed of amino acids.

Lipids Bases Carbohydrates Proteins Nucleic acids

3)

function primarily as sources of chemical energy, or for energy storage, such as starch function primarily to transmit hereditary information in organisms composed of chains of nucleotides Can be used to build structure, such as cellulose in plant cell walls composed o smpls sugars or largesossed oflong chains of amino play a key role in the human immune system molecules of chemically bonded simple sugars composed of long chains of amino function as enzymes and hormones acids in organisms proteins nucleic acids carbohydrates

Explanation / Answer

1. Carbohydrates act as fuels for all living organisms since they are the energy producing organisms.

2. Proteins are composed of amino acids.

Proteins

Composed of long chain of amino acids.

Function as enzymes and hormones in organisms.

NNucleic acids

Composed of chains of nucleotides.

Function primarily to transmit hereditary information in organisms.

Carbohydrates

Can be used to build structures, such as cellulose in plant cell wall

Function primarily as sources of chemical energy, or for energy storage, such as starch.

Composed of simple sugars or large molecules of chemically bonded simple sugars.

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