4 years ago

After age ______ or so, the total calorie needs of physically inactive adults fall steadily throughout adulthood.

Biology

1 answer:

irakobra [83]4 years ago

4 0

Answer:

Explanation:

According to dietary guidelines, from the age of 30, the calorie needs of physically inactive adults begin to decline.

This is because physical activities and exercise aid the human body in the burning up of calories, thus, when an adult does not engage in any activity, he burns less calories than those who do and thus requires less calories than them

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Renewable energy resources are those that can be replenished only by humans, not by nature.

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Renewable reasorces are those replenished by nature like trees for instance, those are renewable

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3 years ago

This part is used to bring the specimen into sharp focus. This part causes a very small up and down motion when used.

Mekhanik [1.2K]

Answer:

Fine focus.

Explanation:

If you're referencing a microscope, then it would be fine focus. Coarse focus is a basic focus used to properly see a specimen, while fine focus enhance clarity and precision. To use both, you have to gently twist a knob until you can see the specimen at a desired clarity.

Here's a reference image if you need it, it's labeled all the parts of a microscope.