Unit 6 Exam 1 (Biology)

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

• amino acids
• nucleotides
• fatty acids
• polysaccharides

Which 2 molecules form the sides (backbone) of the DNA ladder?

• deoxyribose sugar and adenine
• deoxyribose sugar and a hydrogen bond
• deoxyribose sugar and the nucleus
• deoxyribose sugar and phosphate

The two strands of nitrogenous bases in DNA are joined by which type of bond?

• polar bonds
• ionic bonds
• covalent bonds
• hydrogen bonds

Identify #2.

• nitrogen base
• phosphate group
• deoxyribose sugar
• nucleotide

What are the nucleotides made of?

• Sugar, Phosphate, nitrogen base
• Phosphate, Adenine, nitrogen base
• Thymine, Adenine, Cytomine
• Phosphate, Nitrogen, Adenine

In eukaryotes, which organelle is DNA usually found in?

• cell membrane

• vacuole

• chloroplast

• nucleus

Came up with the term 'transforming principle'

• Mendel

• Griffith

• Avery

• Hershey and Chase

Was the first to say that DNA was the 'transforming principle'

• Mendel

• Griffith

• Avery

• Hershey and Chase

Created models of DNA

• Chargaff

• Franklin

• Watson and Crick

• Hershey and Chase

Studied bacteriophages

• Mendel

• Griffith

• Avery

• Hershey and Chase