Question

Review the structure of DNA a. DNA is a polymer made of monomers called . b. Each nucleotide is made of three parts called the ribose sugar, the and . c. How many different types of nitrogenous bases are present in a molecule of DNA? What are they called? d. Nucleotides are attached to form DNA. Which two parts of the nucleotides are involved in the linkage? (see b above to remind you of the nucleotide parts). e. What do we mean by "DNA has a 5'end and a 3' end"? Which nucleotide part is present at the 5' end? Which is present at the 3' end? f. How many nucleic acid strands are there in one DNA molecule? g. Are the two 3' ends next to each other in a molecule of DNA? Explain. h. Draw a single strand of DNA that is comprised of 3 nucleotides with this sequence: A, T, G. Draw the complete structure. Before the structure of DNA was known, scientists debated about the identity of the molecule that really was the genetic molecule. (the molecule carrying the genetic information). Which two molecules did they propose as being the genetic material? Why do you suppose they focused on these two molecules? (There is a logical reason). What was the major contribution of Rosalind Franklin to our understanding of DNA? What was the major contribution of Watson and Crick? Griffith and his coworkers conducted experiments with and __ (which two types of organisms?). Their experiments showed......... (finish this statement by summarizing their finding IN

          Review the structure of DNA

a. DNA is a polymer made of monomers called __________.

b. Each nucleotide is made of three parts called the ribose sugar, the __________ and __________.

c. How many different types of nitrogenous bases are present in a molecule of DNA? What are they called?

d. Nucleotides are attached to form DNA. Which two parts of the nucleotides are involved in the linkage? (see b above to remind you of the nucleotide parts).

e. What do we mean by "DNA has a 5'end and a 3' end"? Which nucleotide part is present at the 5' end? Which is present at the 3' end?

f. How many nucleic acid strands are there in one DNA molecule?

g. Are the two 3' ends next to each other in a molecule of DNA? Explain.

h. Draw a single strand of DNA that is comprised of 3 nucleotides with this sequence: A, T, G. Draw the complete structure.

Before the structure of DNA was known, scientists debated about the identity of the molecule that really was the genetic molecule. (the molecule carrying the genetic information). Which two molecules did they propose as being the genetic material? Why do you suppose they focused on these two molecules? (There is a logical reason).

What was the major contribution of Rosalind Franklin to our understanding of DNA?

What was the major contribution of Watson and Crick?

Griffith and his coworkers conducted experiments with __________ and __________ (which two types of organisms?). Their experiments showed......... (finish this statement by summarizing their finding IN

Review the structure of DNA

a. DNA is a polymer made of monomers called .

b. Each nucleotide is made of three parts called the ribose sugar, the and .

c. How many different types of nitrogenous bases are present in a molecule of DNA? What are they called?

d. Nucleotides are attached to form DNA. Which two parts of the nucleotides are involved in the linkage? (see b above to remind you of the nucleotide parts).

e. What do we mean by "DNA has a 5'end and a 3' end"? Which nucleotide part is present at the 5' end? Which is present at the 3' end?

f. How many nucleic acid strands are there in one DNA molecule?

g. Are the two 3' ends next to each other in a molecule of DNA? Explain.

h. Draw a single strand of DNA that is comprised of 3 nucleotides with this sequence: A, T, G. Draw the complete structure.

Before the structure of DNA was known, scientists debated about the identity of the molecule that really was the genetic molecule. (the molecule carrying the genetic information). Which two molecules did they propose as being the genetic material? Why do you suppose they focused on these two molecules? (There is a logical reason).

What was the major contribution of Rosalind Franklin to our understanding of DNA?

What was the major contribution of Watson and Crick?

Griffith and his coworkers conducted experiments with and (which two types of organisms?). Their experiments showed......... (finish this statement by summarizing their finding IN

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