Bio Unit 2 Review

What is the key role (function) of carbohydrates?

• energy storage

• immunity, muscles, structure for tissues, cell metabolism

• instant energy for cells and body functions

• genetic information (heredity)

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Lipids key role (function ) is:

• immunity, chemical reactions in the body, cell metabolism, contract muscles, regulate other proteins

• store energy

• instant energy for cells/body

• heredity/genetic information

What elements (monomers) make up nucleic acids?

• C, H, O

• C, H, O, N, (S)

• C, H, O, N, P

What is the key role (function) of a protein?

• instant energy for the cell/body

• hormones, buoyancy, forms cell membranes, insulation, energy storage

• growth, repair, and energy, immune system, enzymes

• store and transmit genetic information/heredity

Identify the nucleic acid:

• 
• 
• 
• 

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NGSS.HS-LS3-1

Identify the key role of nucleic acids:

• instant energy

• hormone, buoyancy, forms cell membranes, insulation, energy storage

• transport hemoglobin, immunity,chemical reactions, regulate proteins, tissue structure

• store and transmit heredity, genetic information

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NGSS.HS-LS3-1

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Miller/Urey and other scientists have shown that:

•  Life on early Earth required material from space
• Cells survived in the primitive atmosphere
• Amino acids could be produced from inorganic molecules 
• Simple cells can be produced in a laboratory

Based upon the conditions of the early Earth, which forms of life most likely appeared first?

• Prokaryotic and aerobic

• Prokaryotic and anaerobic

• Eukaryotic and aerobic

• Eukaryotic and anaerobic

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which of the following is not part of the cell theory?

• cells come from other cells

• all living things are made of cells

• cells come from spontaneous generation

• cells are the basic unit of life

What was the purpose of the Miller-Urey experiment?

• created proteins from amino acids

• created amino acids from water, gases, and lightning

• shows cells come from other cells

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