Chapter 12 Deck 5 (Slides 19-23)

Question 1

In DNA Replication DNA continues unzipping, copying, and rezipping in both directions until the entire chromosome is _____

Answer 1

copied

Question 2

DNA Replication Results in 2 DNA molecules ______ to each other and to the original molecule

Answer 2

identical

Question 3

In DNA Replication each resulting DNA molecule formed has ONE ORIGINAL STRAND and ONE ____ STRAND

Answer 3

New

Question 4

_______ ________: DNA replication in Eukaryotes occurs at hundreds of places along the chromosome at the same time

Answer 4

Replication Bubbles

Question 5

In Eukaryotes each replication site carries on in ____ directions until the entire chromosome is copied

Answer 5

both

Question 6

Each chromosome is made of 1000’s of genes (which are made of ____)

Answer 6

DNA

Question 7

Each GENE contains the INSTRUCTIONS to make a specific type of ______: 1 GENE = 1 ______ Hypothesis

Answer 7

Protein

Protein

Question 8

_____ ______: The instructions on the DNA of the gene must be copied and read in order to make the protein

Answer 8

Protein Synthesis

Question 9

The 3 TYPES OF RNA used in Protein Synthesis are:

Answer 9

MESSENGER RNA (mRNA)

RIBOSOMAL RNA (rRNA)

TRANSFER RNA (tRNA)

Question 10

_____ RNA (_RNA) – copy of the DNA information on how to make the protein

Answer 10

Messenger

mRNA

Question 11

______ RNA (_RNA) – type of RNA that ribosomes are made of

Answer 11

RIBOSOMAL

r

Question 12

________ RNA (_RNA) – type of RNA that carries the CORRECT AMINO ACID to the ribosome that is building the protein

Answer 12

TRANSFER

t

Question 13

There are 2 steps of Protein Syntheses:

Answer 13

1. Transcription

2. Translation

Question 14

Transcription occurs in the _____

Answer 14

nucleus

Question 15

The information to make “protein x” is found in the DNA of “____ x” on a chromosome

Answer 15

gene

Question 16

In Transcription RNA _________ attaches to one strand of the DNA of “gene x” at the ______ (the beginning of the gene)

Answer 16

POLYMERASE

PROMOTOR

Question 17

RNA polymerase copies the DNA of “gene x” onto a piece of ____

Answer 17

mRNA

Question 18

The mRNA leaves the nucleus through a ____ in the nuclear membrane and enters the _____

Answer 18

pore

cytoplasm