Life Science- Chapter 6 DNA

Which of the following units are repeatedly joined together to form a strand of DNA?

• amino acids
• nucleotides
• fatty acids
• polysaccharides

In a molecule of double-stranded DNA, the amount of Adenine present is always equal to the amount of

• cytosine
• guanine
• thymine
• uracil

Guanine bonds with ______________.

• Adenine
• Guanine
• Cytosine
• Thymine

Tags

CCSS.RI.7.7

CCSS.RI.8.7

CCSS.RL.7.7

CCSS.RL.8.7

CCSS.RL.9-10.7

Which organelle is DNA usually found in?

• cell membrane
• vacuole
• chloroplast
• nucleus

A process in which DNA has the unique ability to make an exact copy of itself.

• Replication
• Translation
• Transcription

Tags

NGSS.HS-LS3-2

What are the three components of a nucleotide?

• sugar, hydrogen, nitrogen base
• sugar, oxygen, nitrogen base
• sugar, phosphate, nitrogen base
• sugar, phosphate, protein

What is the function of the ribosome in a cell?

• To take DNA and turn it into amino acids (proteins)

• To take RNA and read the codons to assemble amino acids
• To take amino acids and stamp them together into RNA
• To take proteins and stamp them into amino acids.

How did Rosalind Franklin's photo 51 affect the work of Watson and Crick? (picture is shown)

• It was used to determine the physical structure of DNA
• It was used to identify the four bases that make up DNA
• It was used to determine the theory of independent assortment
• It was used to show DNA was the molecule of inheritance

Tags

NGSS.HS-LS1-1

Who took a picture of DNA using x-rays?

• Rosalind Franklin

• James Watson

• Erwin Chargaff

• Frederick Griffith

Who said, "The amount of A = the amount of T, and the amount of G = the amount of C"?

• Chargaff
• Avery
• Griffith
• Franklin