Answer:
In this scenario, the green light is a(n) <u><em>signal</em></u>.
Explanation:
In the above scenario, with time, the pigeon has learnt that he will be rewarded only when the green light is on. Such a condition is known as learned behaviour. In the future, the pigeon will only peck the button when the green light is on because he will know that he will be rewarded for pecking the button only when the green light is on. Hence, the green light is the signal for the pigeon to start pecking the button.
The statement that isotonic exercise occurs when force is exerted against an object that does move is false.
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In contrast, isotonic exercise occurs when force is exerted to move an object. In this type of exercise the contracting muscle shortens against a constant load. Lifting weights, squats, stair climbing, biceps curls are all examples of isotonic exercises.
IamSugarBee
Answer: B or C
Explanation:
also known as intracellular or cytoplasmic receptors, are found in the cell's cytoplasm and respond to hydrophobic ligand molecules that can cross the plasma membrane. Many of these molecules bind to proteinsthat generally act as mran synthesis regulators once inside
Answer:
<em>The route of entry is absorption.</em>
Explanation:
Hazardous chemicals can enter the body of a person by processes such as inhalation, absorption, ingestion and injection.
If a hazardous chemical, such as sodium hydroxide, enters the body of a researcher through the eyes or through contact with the skin, then such a method of the entrance is termed as absorption. The epidermis and dermis layer of the skin can absorb various chemicals which will then be transferred into the bloodstream.
