Multiple Choice
A cell lacking which of the following structures is most likely to be a prokaryote?
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1. Overview of Cell Biology
Prokaryotic Cell Architecture
Multiple Choice
In a typical prokaryotic cell, where is the cell's DNA primarily located?
A
Packaged into chromosomes inside the endoplasmic reticulum
B
Within mitochondria
C
Inside a membrane-bound nucleus
D
In the nucleoid region within the cytoplasm
Verified step by step guidance1
Recall the basic structural differences between prokaryotic and eukaryotic cells, focusing on the presence or absence of membrane-bound organelles.
Understand that prokaryotic cells lack a membrane-bound nucleus, which is a defining feature of eukaryotic cells where DNA is enclosed.
Identify that in prokaryotes, the DNA is not enclosed within any membrane but is instead located in a specific region called the nucleoid within the cytoplasm.
Recognize that prokaryotic DNA is typically organized into a single circular chromosome, which is compacted but not packaged into chromosomes inside an endoplasmic reticulum (which prokaryotes do not have).
Conclude that the correct location of DNA in a typical prokaryotic cell is the nucleoid region within the cytoplasm, distinguishing it from eukaryotic cells where DNA is inside a membrane-bound nucleus.
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