Weegy: A key difference between green algae and land-based plants is that: green algae don't have vascular tissue and must absorb nutrients directly from the environment.
User: Which of the following does not describe a function of aggressive animal behavior?
Weegy: Aggressive behavior is displayed to establish hierarchy without violence does not describe a function of aggressive animal behavior.
User: Nervous systems are required by animals to respond to stimuli and have complex senses such as taste, touch, sight, smell, or sound. These are carried by nerves to and from the ain and spinal cord. Of all major animal phyla, which does not have nerves?
Weegy: Nervous systems are required by animals to respond to stimuli and have complex senses such as taste, touch, sight, smell, or sound. These are carried by nerves to and from the brain and spinal cord. [ Porifera does not have nerves.
]
User: Which of the statements is true of saltwater and freshwater animal waste management systems?
Weegy: The statement that is true of saltwater and freshwater animal waste management systems is: Freshwater-based animals must have mechanisms to prevent water from trying to diffuse into their [ bodies.
]
User: Plants have many different hormones that influence their growth, development, and life cycle. For example, a cluster of over-ripe bananas on the counter can cause a newer apple to begin to ripen more quickly and go Dad. Which hormone below is found in many fruits and can become airborne and cause over-ripening and abscission
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