Lecture 3 Respiration and Gas Exchange
1. Respiratory sys...
Lecture 2 Digestion
1. Why do animals need to eat?
- Stimulus perceptions ar...
- A voltage difference ...
- Non-specific mecha...
Types of chemical (cell-cell) signals
- Ventilation: movement of air/water th...
Open circulatory systems
- Found in art...
Animal nutrition and digestion
- Animals ar...
Water and electrolyte balance
- Marine, freshw...
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