EVERYDAY SCIENCE

SCIENCE

VIRUS AND BACTERIA

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
The process by which prokaryotes exchange genetic material is called ____
A
binary fission
B
conjugation
C
meiosis
D
asexual reproduction
Explanation: 

Detailed explanation-1: -Conjugation is the process by which one bacterium transfers genetic material to another through direct contact. During conjugation, one bacterium serves as the donor of the genetic material, and the other serves as the recipient. The donor bacterium carries a DNA sequence called the fertility factor, or F-factor.

Detailed explanation-2: -Conjugation is a gene transfer process in which a recipient bacterium receives DNA from a donor bacterium by cell-to-cell contact through conjugative pili. Conjugation is mediated by certain plasmids or transposons.

Detailed explanation-3: -Recombination occurs when two molecules of DNA exchange pieces of their genetic material with each other. One of the most notable examples of recombination takes place during meiosis (specifically, during prophase I), when homologous chromosomes line up in pairs and swap segments of DNA.

Detailed explanation-4: -Conjugation is one of the three modes of genetic transfer in prokaryotes in which two bacteria transfer genetic material by direct contact. In conjugation, cell to cell contact is required so that DNA can be transferred from one bacterial cell to another.

Detailed explanation-5: -Bacterial conjugation, also referred to as bacterial sex, is a major horizontal gene transfer mechanism through which DNA is transferred from a donor to a recipient bacterium by direct contact.

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