DNA & Protein Synthesis

Reorder the following scientists

• Rosalind Franklin (and Wilkins)

• Hershy and Chase

• Miescher

• Griffth's Experiments

• Avery and Others

Answer explanation

Miescher (1869)

Griffith's Experiments (1928)

Avery and Others (1944)

Hershey and Chase (1952)

Rosalind Franklin (and Wilkins) (1952)

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

What did Miescher discovered and what did he call it?

• Discovered Nucleic acid in whit blood cells of pus

• DNA

• RNA

• nuclein
• Discovered strands of DNA and RNA in red blood cells

What is Transformation?

• gene from one cell is taken in by another call

• gene is repelled by another cell

• gene stays in one cell

• gene exits the cell

Transformation was found trying to discover a vaccine for _________ during the Griffith's Experiments.

What did Avery and Others (1944) found out?

• DNA stores and transmits ribose

• DNA releases and transmits genetic information

• DNA stores and transmits genetic information

• DNA stores and transmits enzymes and codons.

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

How Avery and Others found out DNA stores and transmits genetic information?

• Looking for the molecule needed for transformation

• Translation occurred when enzymes were added

• Looking for the molecule needed for transcrpition

• Used heat-killed bacteria

• Transformation didn't occur when enzymes added that break down DNA

Hershey and Chase (1952) used ​ (a)   (viruses that infect bacteria, radioactive ​ (b)   (in DNA) and ​ (c)   (in protein coat).

• bacteriophages
• phosphorus
• sulfur

Hershey and Chase concluded that ​ (a)   makes up ​ (b)   .

• DNA
• RNA
• genes
• proteins
• amino acids
• thymine
• cytosine
• adenine
• guanine

Tags

NGSS.HS-LS1-1

What did Chargaff discover?

• C=G T=A

• The process of DNA replication
• The function of DNA in protein synthesis

• Base pairing rules in DNA

  (Chargaff's rules)

• The sturcture of DNA

Match the following

• thymine

• G

• adenine

• T

• guanine

• A

• cytosine

• C