Bio cell division test 11/19

fml

Step 1: Primase

Lays RNA to direct polymerase

Step 2: Polymerase

builds complementary strand (builds 5’ —> 3’)

Step 3: Ligase

Glues fragments together

Which form does DNA exist most of its life, and when does it change?

Chromatin form, changes into chromosomes during mitosis

Centromere

The region where the long and short arms connect

How DNA is practiced

DNA is wrapped around nucleosomes, which are made of histone proteins

Primary function of DNA

To store all of the genetic information inside the cell

3 components of DNA nucleotide

sugar, phosphate, and one of four nitrogen bases (A T G or C.)

opposite of ATCCG

TAGGC