The molecule Of heredity

Question 0

Transfer RNA

Answer 0

Brings AA’s to the ribosomes

Question 1

Translation

Answer 1

Process of changing the info in a sequence of n-bases in RNA that make up protein

Question 2

Mutation

Answer 2

Any change in the DNA sequence

Question 3

Point mutation

Answer 3

A change in a single base pair

Question 8

Nucleotiles

Answer 8

Smaller sub units

Question 9

Purines

Answer 9

Adeline and guanine

Question 10

Pyrimidines

Answer 10

Cytosine and thymine

Question 11

Double helix

Answer 11

2 twisted strands; looks like a twisted ladder

Question 12

Human cell=

Answer 12

50,000-100,000 genes

Question 13

Messenger RNA

Answer 13

Copy that carries information for making a protein chain of the cell

Question 16

Human genome project

Answer 16

International research program to determine sequence of nucleotides bases for human species

Question 17

Ribosomal RNA

Answer 17

Some parts of DNA code for RNA that make up ribosomes

Question 18

Transcription

Answer 18

Enzymes make an RNA copy off DNA

Question 19

Replication

Answer 19

Copying DNA

Question 22

Genetic code

Answer 22

Sequence of N-bases along 1 strand is a code for the synthesis of proteins

Question 23

Codon

Answer 23

Each set of 3 n bases represented in AA

Question 24

Proteins

Answer 24

Complex polymers of amino acids

Question 30

Sequence of 2 bases only gives __ possible combos for AA’s

Answer 30

16

Question 32

Sequence of 3 bases provides more than __ combos for AA’s

Answer 32

20

Question 33

How many combos are possible to code for AA’s?

Answer 33

64

Question 34

Remaining 3 codons are signals to stop making the chain=

Answer 34

“Stop codon”

Question 35

When all DNA has been copied, how many copies of the organisms genetic info are their?

Answer 35

2

Question 36

The cell has to copy chromosomes in order to what?

Answer 36

Divide

Question 37

Each strand serves as a pattern to make a ____

Answer 37

New DNA molecule

Question 38

Different proteins have___

Answer 38

Different functions

Question 39

What do enzymes do to h bonds that hold two strands together?

Answer 39

Breaks the bond

Question 41

Nucleotides connect/combine to form what?

Answer 41

2 long chains that are joined by h bonds

Question 43

Components of nucleotides:

Answer 43

Deoxyribose
Phosphate group
Nitrogen base