Biology CB7 Quiz Ribosomes and Mitochondria

Ribosomes are small cellular structures that are the sites of ________________.

• protein synthesis

• DNA decoding

• cellular respiration

• photosynthesis

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NGSS.HS-LS1-1

Which of these are true of ribosomes? (check all that apply)

• Each ribosome has three parts, two large subunits and a small subunit.

• Ribosomes can be found alone or in groups within the cytoplasm

• Ribosomes can be found on the rough endoplasmic reticulum.

• Ribosomes can be found on the nuclear envelope

• Ribsomes play an important role in cellular respiration.

Ribozymes are RNA molecules that catalyze chemical reactions, such as translation.

• true

• false

_____________ is the process of ordering the amino acids in the assembly of a protein

• Sublimation

• Translation

• Respiration

• Assemblage

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NGSS.HS-LS1-1

Ribosomes on the rough ER usually produce proteins that are destined for the cytoplasm.

• true

• false

Ribosomes are found in both eukaryotic and prokaryotic cells and are not surrounded by a membrane.

• true

• false

Mitochondria are called the "power plants" of the cell because they are the sites of ______________________.

• protein synthesis

• translation

• cellular respiration

• devolution

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NGSS.HS-LS1-7

NGSS.HS-LS2-5

What is ATP?

• The cell's energy source that is used for such things such as movement and cell division.

• The primary place where organic chemical reactions occur within the cell.

• The cell's genetic code used for both protein synthesis and translation.

• none of these

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NGSS.HS-LS1-7

NGSS.HS-LS2-3

Which organelle is this?

• nucleus

• ribosome

• mitochondria

• none of these

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NGSS.MS-LS1-2

A mitochondrion has two phospholipid membranes.

• true

• false

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NGSS.HS-LS2-3