Unit 6
暂无描述。系统推荐的高质量记忆内容，适合每天坚持背诵学习。
卡片预览 (19 张)
Prokaryotes have what type of chromosomes
Circular
Eukaryotes have what type of chromosomes
Linear
What are the extra chromosomes called?
Plasmids
Plasmids are used for what two things
1- spare genes 2- anti-biotic resistance
DNA and RNA are both
Nucleotides
What is the structure of a section of the helix?
First goes the phosphate group, then the nitrogenous base (A,T,C,U,G), and lastly, the pentose sugar
DNA’s sugar is
Deoxyribose
RNA’s sugar is
Ribose
The bonds between A——T
Are Hydrogen bonds
In which strand is there to be more mutations?
Lagging strand
Where does the lagging strand start?
Backwards and has to stop and wait for it to unwind
Helicase
Unwinds the double helix
Single strand binding proteins (SSBPs)
Holds unwound DNA strands
Primase
Synthesizes shirt RNA Primer (starting point for replication)
DNA ligase
Is the glue, that joins Okazaki fragments
What creates NEW DNA?
DNA Polymerase
What is the strand that continuously moves without stopping?
Leading strand
What do you call the small fragments?
Okazaki Fragments
What cuts DNA molecules?
Restriction enzyme