Question

В какой последовательности происходит процесс редупликации ДНК. 1. раскручивание спирали молекулы ДНК 2. соединение ферментов ДНК-полимеразой нуклеотидов 3.отделение одной цепи от другой на части молекулы ДНК 4.присоединение к каждой цепи ДНК комплиментарных нуклеотидов 5. образование двух молекул ДНК из одной

Answer 1

Б. Воздействие ферментов на молекулу.
А. Раскручивание спирали молекулы.

В. Отделение одной цепи от другой на части молекулы ДНК.
Г. Присоединение к каждой цепи ДНК комплементарных нуклеотидов.
Д. Образование двух молекул ДНК из одной.

Answer 2

Process of DNA Replication

The process of DNA replication occurs in a specific sequence to ensure the accurate duplication of genetic material. Here's the detailed sequence of events:

1. Unwinding of the DNA Double Helix: - The first step in DNA replication is the unwinding of the double helix structure of the DNA molecule. - This is facilitated by enzymes called helicases, which break the hydrogen bonds between the complementary base pairs, allowing the two strands to separate. - Source: 2. Binding of DNA Polymerase Enzymes and Nucleotides: - Once the DNA strands are separated, DNA polymerase enzymes bind to the single-stranded DNA to initiate the replication process. - These enzymes catalyze the formation of phosphodiester bonds between the incoming nucleotides and the existing DNA strand. - Source: 3. Separation of DNA Strands and Initiation of Replication: - The separated DNA strands serve as templates for the synthesis of new complementary strands. - Each single strand of DNA serves as a template for the attachment of complementary nucleotides, leading to the formation of two identical DNA molecules. - Source: 4. Formation of Two DNA Molecules: - As the complementary nucleotides are added to each template strand, two identical DNA molecules are formed from the original DNA molecule. - This results in the formation of two complete double-stranded DNA molecules, each containing one original strand and one newly synthesized strand. - Source: In summary, the process of DNA replication involves the unwinding of the DNA double helix, the binding of DNA polymerase enzymes and nucleotides, the separation of DNA strands and initiation of replication, and the formation of two DNA molecules from one.

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