In an Agglutination Test, Eight Serial Dilutions to Determine Antibody

question 45

Multiple Choice

In an agglutination test, eight serial dilutions to determine antibody titer were set up. Tube #1 contained a 1:2 dilution; tube #2, a 1:4, etc. If tube #6 is the last tube showing agglutination, what is the antibody titer?

• A) 6
• B) 1:6
• C) 1:32
• D) 32
• E) 64

Understand the nature and adaptive significance of fear in humans.

Comprehend the evolutionary relationships among apes, hominins, and monkeys.

Recognize the parallel between cultural evolution in humans and processes in biological evolution.

Grasp the challenges and successes in extracting DNA from fossils.