Use the Diagram to Answer the Next Question

question 21

Multiple Choice

Use the diagram to answer the next question. Which of the following sequences is the one that most likely occurred in evolution of whales?

• A) elongation of the femur, loss of pelvis, loss of foot
• B) reduction of pelvis, loss of foot, elongation of tibia
• C) shortening of foot, reduction of pelvis, shortening of femur
• D) shortening of femur, reduction in foot, loss of tibia

Formulate and execute experiments to investigate the causality of microbial pathogens in disease.

Distinguish between bacterial and archaeal organisms based on cellular and molecular traits.

Comprehend the significance and mechanisms of action of bacterial toxins, with a focus on exotoxins versus endotoxins.

Explain the steps and importance of Gram staining and its implications for bacterial versus archaeal identity.

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Definitions:

Observable Behaviours

Actions or reactions of an individual, in response to external or internal stimuli, that are visible and measurable.

Psychological Processes

Internal operations that underpin cognitive functions such as perception, memory, and thinking.

Reflexes

Automatic, involuntary responses to specific stimuli, such as pulling a hand back from a hot surface, which occur without conscious control.

Maze Learning

The process by which an individual learns to navigate through a maze, often used in psychological experiments to study spatial learning and memory.