Biology- Dna

Front 1

DNA remains in the

Back 1

nucleus

Front 2

In the nucleus, DNA makes copies of itself by replication, or copies of

Back 2

mRNA

Front 3

when DNA makes copies of RNA, we call the process

Back 3

transcription

Front 4

when mRNA is being made, the enzyme _____ must be active.

Back 4

RNA polymerase

Front 5

Excess pieces of pre-mRNA are called ___ are removed.

Back 5

introns

Front 6

the remaining ___ are joined together into mRNA

Back 6

exons

Front 7

DNA is the

Back 7

code

Front 8

copies of the code (DNA) in mRNA are called

Back 8

codons

Front 9

also formed on the DNA templates are _____, each one of which carries a 3-base segment called the ___

Back 9

tRNA's, anticodon

Front 10

this 3-base piece recognizes a complementary 3-base segment on the mRNA at the protein production sites called

Back 10

ribosomes

Front 11

at the ribosomes, the message is read, and ___ ___ are joined together by____ ____ in a process called ___

Back 11

amino acids, peptide bonding, translation

Front 12

the result of this process (translation) is a piece of protein which forms into a 3D molecule through the formation of ___ ____

Back 12

hydrogen bonding

Front 13

proteins are produced at the ribosome sites in the ____ of the cell

Back 13

cytoplasm