Bio Ch. 9

Each of these scientists were involved with identifying the transforming principle except___

• Griffith

• Watson and Crick

• Avery

• Hershey and Chase

Protein synthesis involves the use of ___

• 6 nucleotides

• 16 amino acids

• 20 amino acids

• 20 polypeptides

Tags

NGSS.HS-LS1-1

In the double helix model of DNA the upright sides of the ladder consist of

• sugar and phosphate groups

• nitrogen bases

• ATP

• guanine and cytosine

Replication of DNA begins _____

• with A and T bonding

• between 2 codons

• When a nucleotide unzips the molecule

• When and enzyme unzips the molecule

One segment of nucleotides along a DNA molecule is called a ___

• purine

• pyrimidine

• phage

• gene

Tags

NGSS.HS-LS3-1

Which of the following DNA base pairings is correct

• A with G

• A with T

• C with A

• G with T

What is the name of the sugar in DNA

• double helix

• ribose

• deoxyribose

• glucose

In cells the long chains formed of hundreds of amino acids are called

• monomers

• polypeptides

• nucleotides

• nitrogen base chains

Tags

NGSS.HS-LS1-6

What are the three letters that make up each stop codon?

• UAA

  UAG

  UGA

• DOG

  CAT

  MAN

• CCU, AUG, UGA

• UUU,UUC, UUA

What two amino acids are represented by only one codon each.

• Val and Leu

• Phe and Gua

• Met and Trp

• Thr and GLU