A constant factor could be the dose of the drugs and the species of the rats used.
<h3>What is a constant factor?</h3>
In an experiment, a constant factor is one that is not allowed to change al through the experiment. This one must be held as the same and not allowed to vary. A constant factor could be the dose of the drugs and the species of the rats used.
The factor that would be different for the experimental group and the control group the administration of the new drug.
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They use a hygrometer. It measures relative humidity (the amount of moisture in the air) A psychrometer is an example of a hydrometer
Hormones are sent throughout the system
<u>Answer:</u>
Integrator compares sensory information to a target value.
<u>Explanation:</u>
- Integrator is responsible for sending 'instructions to an effector' based on 'sensory information' which eventually give responses.
- These effectors execute the necessary changes required to adjust with the environment. Integrator act as the control centers.
- Integrators send signals to the effectors after comparing the variables or changes at a definite set point.
- However, its function mechanism is 'dependent on the feedback loop'.
Answer:
Provide a closed environment.
Clean the hatch chamber with chemical.
Explanation:
Biosecurity is a measure which is taken in order to protect or prevent the population of existing species from infestation of harmful organisms and chemical substances. The hatchery should provide a closed environment in order to prevent the entry of harmful organism. Cleaning of the chamber where eggs were hatched with chemicals in order reduce the infestation of microorganism.