Dna

Front 1

Proteins are composed of

Back 1

amino acids

Front 2

The physical structure of the genetic code is DNA's sequence of

Back 2

nitrogen bases

Front 3

The first part of protein synthesis begins when

Back 3

messenger RNA transcribes DNA

Front 4

The decoding of a messenger RNA strand into a protein is known as

Back 4

translation

Front 5

A single strand of DNA acts as a template for

Back 5

RNA

Front 6

The term that includes all the others is

Back 6

nucleic acid

Front 7

The 3 types of RNA are produced in the

Back 7

nucleus

Front 8

A molecule of DNA does not

Back 8

include lipids

Front 9

Adenine and guanine are

Back 9

purines

Front 10

Before a cell divides, the DNA must duplicate itself by

Back 10

replication

Front 11

If one strand of DNA has the nitrogenous bases AACTG, the complimentary DNA strand has bases

Back 11

TTGAC

Front 12

Every nucleotide contains each of the following, except a

Back 12

pyrimidine

Front 13

In the formation of a molecule of RNA from DNA, adenine bonds to

Back 13

uracil

Front 14

The two strands of DNA double helix are held together by

Back 14

base pairings

Front 15

The two strands of a DNA double helix are

Back 15

complimentary

Front 16

Unlike DNA, RNA

Back 16

contains uracil

Front 17

The genetic code has a four-letter "alphabet" that codes for

Back 17

20 amino acids

Front 18

The number of codons used in protein synthesis is

Back 18

64

Front 19

Each combination of three bases on a messenger RNA strand is called a

Back 19

codon

Front 20

Nitrogen bases attach to

Back 20

sugars

Front 21

In class, we described DNA as a

Back 21

double helix and spiral staircase

Front 22

Deoxyribonucleic acid is usually represented as

Back 22

DNA

Front 23

The repeating subunits in DNA and RNA are called

Back 23

nucleotides

Front 24

RNA contains sugar called

Back 24

ribose

Front 25

After transcription, mRNA leaves the nucleus and moves to

Back 25

a ribosome

Front 26

The paring of ______ in DNA allows DNA to be copied

Back 26

nitrogen bases

Front 27

A molecule of DNA both duplicates itself and

Back 27

stores information

Front 28

The attraction between the two strands of the DNA double helix is known as a

Back 28

base pairing

Front 29

DNA replication cannot occur without

Back 29

enzymes

Front 30

Translation occurs in the cytoplasm on the

Back 30

ribosomes

Front 31

This base bonds to guanine in DNA and RNA

Back 31

cytosine

Front 32

The sugar present in RNA

Back 32

ribose

Front 33

Doexyribose and this molecule form the upright railings of a DNA molecule

Back 33

phosphate group

Front 34

This base is present in DNA but not RNA

Back 34

uracil

Front 35

The sugar present in DNA

Back 35

deoxyribose

Front 36

Manufacture of proteins

Back 36

protein synthesis

Front 37

Carries coded instructions for protein synthesis from DNA to the ribosome

Back 37

messenger RNA

Front 38

Transfer of information from DNA to RNA

Back 38

transcription

Front 39

Makes up the ribosome with other proteins

Back 39

ribosomal RNA

Front 40

Brings amino acids to the ribosome in the correct order to build new proteins

Back 40

transfer RNA

Front 41

Ribonucleic Acid

Back 41

RNA

Front 42

This molecule is single stranded

Back 42

RNA

Front 43

The molecule is double stranded

Back 43

DNA

Front 44

Remains in the nucleus

Back 44

DNA

Front 45

Made up of repeating subunits called nucelotides

Back 45

both DNA and RNA

Front 46

Contains the nitrogen base uracil

Back 46

RNA

Front 47

Involved in transcription and translation

Back 47

RNA

Front 48

In protein synthesis, the amino acids are joined together by _____ bonds

Back 48

peptide

Front 49

Each combination of three nitrogenous bases on messenger RNA forms a

Back 49

codon

Front 50

Both DNA and RNA are ____ acids

Back 50

nucleic

Front 51

Each original strand of DNA serves as a ____ for the new DNA molecule being produced

Back 51

template

Front 52

Unlike DNA, RNA contains the nitrogenous base

Back 52

uracil

Front 53

The process by which a molecule of DNA is copied into a strand of RNA is

Back 53

transcription

Front 54

EAch codons specifies a particular

Back 54

amino acid

Front 55

Messeger RNA is decoded into a a protein chain by the process of

Back 55

translation

Front 56

A molecule of transfer RNA picks up an amino acid in the ______ of a cell

Back 56

cytoplasm

Front 57

What is a mutation?

Back 57

An error in DNA from a change to the base pair sequence of genetic material

Front 58

Name the three types of mutations

Back 58

substitution
Insertion
Deletion
Frameshift
Inversion

Front 59

What is substitution?

Back 59

a mutation that exchanges one base for another

Front 60

What is frameshift?

Back 60

changes a group of 3 bases when insertion occurs.