a compound of the sterol type found in most body tissues. Cholesterol and its derivatives are important constituents of cell membranes and precursors of other steroid compounds, but a high proportion in the blood of low-density lipoprotein (which transports cholesterol to the tissues) is associated with an increased risk of coronary heart disease.
Engaging in activities that makes you happy or centers around things you like would help to increase your problem-solving skills.
<h3>What is
behavior modification?</h3>
Behavior modification can be defined as a therapeutic process that changes any undesirable negative behavior in an individual, especially through the use of positive or negative consequence and biofeedback.
In Psychology, when an individual engages in activities that makes him or her happy or that centers around things he or she like, it would help to increase their problem-solving skills and creates greater flexibility in their brain.
In conclusion, it's very important and essential for everybody to engage in activities that make them happy or that centers around things they like.
Read more on positive behaviors here: brainly.com/question/15600167
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<u>Answer</u>:- A material is considered biodegradable if it can be broken down by biological processes.
<u>Explanation</u>:-
1. There are many living organisms such as bacteria, fungi and other microbes that feed on organic matter and convert them into simpler forms.
2. Due to the enzymes released by such microbes, all the materials such as food refuse, tree leaves, grasses etc. are considered to be <em>biodegradable </em>as they are capable of being broken down by them.
3. The materials that cannot be broken down by such living organisms are considered to be <em>non biodegradable</em>.
4. The non biodegradable substance produce a problem in the environment as they persist for a long period of time and also form a major source of pollution for soil and water. Further, they may also cause harm to other living organisms present in the environment.
5. Example of a non biodegradable substance is plastic.
The answer is B.) Arctic tundra
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