LIFE SCIENCE

OBJECTIVE LIFE SCIENCE

BIOCHEMISTRY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
DNA is located in the ____
A
nucleus of prokaryotic cells
B
RNA
C
lipaza
D
None of the above
Explanation: 

Detailed explanation-1: -Prokaryotic cells, such as bacteria, have a free-floating chromosome that is usually circular and is not enclosed in a nuclear membrane . Instead, the DNA simply exists in a region of the cell called the nucleoid.

Detailed explanation-2: -Organisms composed of cells that contain nuclei are classified as eukaryotes, whereas organisms composed of cells that lack nuclei are classified as prokaryotes. In eukaryotes, DNA is housed within the nucleus, but in prokaryotes, DNA is located directly within the cellular cytoplasm, as there is no nucleus available.

Detailed explanation-3: -The nucleus of a eukaryotic cell contains DNA, the genetic information of the cell. Though they lack a nucleus, prokaryotic cells also have DNA. The nucleoid region is where DNA in prokaryotic cells is located. The nucleoid lacks a membrane and is located within the cytoplasm.

Detailed explanation-4: -The primary distinction between prokaryotic and eukaryotic DNA is that prokaryotic DNA is found in the cytoplasm, whereas eukaryotic DNA is found in the cell’s nucleus. The Prokaryotic DNA refers to the DNA carried by the prokaryotes. They aid in the formation of a looped structure in prokaryotic DNA.

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