Final answer:
The answer lists four essential elements of transport and four barriers to effective communication.
Explanation:
Four Essential Elements of Transport:
- Energy: Required for active transport processes.
- Transport Proteins: Facilitate movement across cell membranes.
- Carrier Molecules: Assist in the movement of larger molecules.
- Membrane: Provides a barrier and allows selective transport.
Four Barriers to Effective Communication:
- Perception Barriers: Differences in how individuals perceive information.
- Language Barriers: Variances in language spoken or terminology used.
- Physical Barriers: Distance, noise, or technology limitations.
- Cultural Barriers: Differing cultural norms and values impacting understanding.
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