Biology CPA #2 Review

Active transport across a cell membrane from low to high concentration, requires

• energy (ATP)

• no energy

• water

• oxygen

What is the correct equation for cellular respiration?

• 6O₂ + C₆H₁₂O₆ -> 6CO₂ + 6H₂O + Energy
• 6O₂ + C₆H₁₂O₆ + Energy -> 6CO₂ + 6H₂O
• 6CO₂ + 6H₂O -> 6O₂ + C₆H₁₂O₆ + Energy
• 6CO₂ + 6H₂O + Energy -> 6O₂ + C₆H₁₂O₆

What phase of mitosis is pictured?

• Metaphase
• Telophase
• Prophase
• Anaphase

What happens during the S phase of Interphase?

• A checkpoint over the connection of the spindle fibers
• The cell grows
• DNA is replicated
• The cell enters the G0 phase

The tRNA carries the ____________________ to the ribosome which contains and anti codon that matches the _________________ on the mRNA strand.

• amino acid; codon

• codon; anticodon

• amino acid; DNA

• anitocodon; nucleotide

An abnormal mass of cancer cells is called a 

• tumor
• cyst
• lesion
• polyp

In what part of interphase are cells more likely to experience a type of mutation?

• mitosis

• G2

• G1

• S phase

Based on Chargaff's Rules, if %A + %T = 80%, calculate the %A.

• 40%

• 20%

• 10%

• 80.0%

What determines the code, or information, of a DNA molecule?

• the shape (structure) of the nitrogen bases
• the order (sequence) of the nitrogen bases
• the color of the nitrogen bases
• the frequency (number) of nitrogen bases

How would the DNA sequence GCTATA be transcribed to mRNA?

• GCUAUA
• CGATAT
• CGAUAU
• GCUTUT