cloud. âThe surface of the earth changes. Some changes are due to slow processes, such as erosion and weathering, and some changes are due to rapid processes, such as landslides, volcanic eruptions, earthquakesâ and collisions by large meteorites with the earth.
DNA gyrase, often referred to simply as gyrase, is an enzyme that relieves strain while double-strand DNA is being unwound by helicase. It is also known as DNA topoisomerase II.This causes negative supercoiling of the DNA.his process occurs in prokaryotes (in particular, in bacteria), whose single circular DNA is cut by DNA gyrase and the two ends are then twisted around each other to form supercoils. Gyrase has been found in the apicoplast of the malarial parasite Plasmodium falciparum, a unicellular eukaryote.
Deoxyribonucleic acid is the most basic molecule needed to form life. DNA needs help from enzymes in order to undergo the complicated and time-consuming replication process. Both helicase and DNA polymerase are involved in DNA replication, but the enzymes perform different functions within the replication process.s the DNA strand separates, the DNA polymerase matches nucleotide bases that are missing when the strand separates. Most DNA polymerase also has the ability to correct errors in the strand. As there is more than one type of helicase, there is also more than one type of polymerase.