Read & Review - Chapter 6.1

Read Section "What Does DNA Look Like?" on page 144

Which of the following things is what passes on inherited characteristics?

• Parts

• Genes

• Cells

• Puzzles

Read Section "What Does DNA Look Like?" on page 144

What is the shorter way to say Deoxyribonucleic Acid?

• DNA

• RAN

• DEO

• DAR

Read Section "What Does DNA Look Like?" on page 144

What are genes small parts of?

• Molecules

• Amino Acids

• Chromosomes

• Proteins

Read Section "The Pieces of the Puzzle" on page 144

What does DNA tell a cell to do?

• It tells cells how to build and maintain itself

• It tells cells to turn into chromosomes

• It tells cells to surprise Scientists by changing suddenly

• It tells cells to become more complex

Read Section "The Pieces of the Puzzle" on page 144

When must material that makes up the genes be copied?

• When it grows bigger

• When scientists need it

• Each time a cell divides

• When proteins are in it

Read Section "Nucleotides: The Subunits of DNA" on page 144

The subunits of DNA, which are called ​ (a)   , have a sugar, a phosphate group, and a base.

• amino acids

• lipids

• carbohydrates

• nucleotides
• chromosomes

Read Section "Nucleotides: The Subunits of DNA" on page 144

The 4 kinds of DNA bases are:

​ (a)   ( A ) ​ (b)   ( T )

​ (c)   ( G )​ (d)   ( C )

• adenine
• thymine
• guanine
• cytosine
• cytidine
• thymol
• guanidine
• adipose

Read Section "Chargaff's Rules" on page 145

Chargaff found that the amount of adenine (A) in DNA equals the amount of . . .

Read Section "Chargaff's Rules" on page 145

Chargaff found that the amount of guanine (G) in DNA equals the amount of . . .

Read Section "Franklin's Discovery" on page 145

What did Rosalind Franklin show about DNA molecules in her photographs?

• Their scientific history

• Their spiral shape

• Their cytosine

• Their rules