Question

змоделюйте перший етап реалізації генетичної інформації в живих клітинах (транскрипцію), якщо фрагмент матричного ланцюга молекули ДНК має такий нуклеотидний склад: ТАТ- ТЦА - ТАТ - ЦГЦ​

Answer 1

ДНК: АТА-АГТ-АТА-ГЦГ
РНК: АУА-АГУ-АУА-ГЦГ

Answer 2

Transcription of Genetic Information in Living Cells

The first stage of implementing genetic information in living cells is transcription, which involves the synthesis of RNA from a DNA template. In this process, a specific segment of DNA is used as a template to produce a complementary RNA molecule. Let's delve into the transcription process for the given DNA fragment: TAT-TCA-TAT-CGC.

Transcription Process: The transcription process involves several key steps:

1. Initiation: RNA polymerase binds to the DNA at the promoter region, marking the beginning of transcription. 2. Elongation: RNA polymerase moves along the DNA template, synthesizing a complementary RNA strand. 3. Termination: Transcription concludes when RNA polymerase reaches a termination sequence, leading to the release of the newly formed RNA molecule.

Transcription of the Given DNA Fragment: The given DNA fragment TAT-TCA-TAT-CGC will undergo transcription to produce a complementary RNA strand. The complementary RNA sequence will be determined based on the pairing of nucleotides according to the base-pairing rules: adenine (A) pairs with thymine (T) in DNA and with uracil (U) in RNA, while cytosine (C) pairs with guanine (G).

The transcription of the given DNA fragment will result in the following RNA sequence: AUA-AGU-AUA-GCG

This RNA sequence is the complementary strand to the given DNA fragment and represents the initial stage of genetic information implementation in living cells through transcription.