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7nadin3 [17]
3 years ago
7

How would bark on a tree compare to our respiratory system?

Biology
1 answer:
evablogger [386]3 years ago
6 0
I know it has something to do with the Xylem and Phloem of the tee.
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Distinguish between voluntary and involuntary actions.
sukhopar [10]
<h2>GREETINGS!</h2><h2>_____________________________________</h2>

<u>ANSWER</u><u>:</u>

<h2><u>DEFINITIONS</u></h2><h2>_____________________________________</h2><h3><u>VOLUNTARY MUSCLES:</u></h3>

Voluntary muscles are those muscles which work under our conscious control and can be controlled at will also we can choose choose them when to use and when not to use. These are simply SKELETAL MUSCLES attached to the bone, so all the movements of hand and legs and whatever u do are because of voluntary muscles.

<h3><u>__________________________________________________</u></h3><h3><u>INVOLUNTARY MUSCLES:</u></h3>

the muscles in the human body that do not work under our will and we cant control them. They are mainly controlled by the autonomic nervous system in the body. So, involuntary muscles include all the muscles whose activity which is not controlled by our NERVES. They are also called SMOOTH MUSCLES since they are present as the visceral layer over the organs.

<h2>_____________________________________</h2><h2>DIFFERENCES</h2>

1)      VOLUNTARY MUSCLES are under our control but INVOLUNTARY                 MUSCLES are not under our control

2)      VOLUNTARY MUSCLES are also known as skeletal muscles but INVOLUNTARY MUSCLES are also known as smooth muscles

3)      VOLUNTARY MUSCLES are attached to the bones in the body, but INVOLUNTARY MUSCLES are attached to the soft hollow internal organs.

4)      VOLUNTARY MUSCLES are controlled by the somatic nervous system. INVOLUNTARY MUSCLES are controlled by the autonomic nervous system.

5)      VOLUNTARY MSUCLES  require more energy. INVOLUNTARY MUSCLES require less energy.

<h2>_____________________________________</h2><h2>HOPE THIS HELPS!</h2><h2 />

8 0
3 years ago
Different between the mass and the weight of an object.
Bumek [7]
There is a basic difference, because mass is the actual amount of material contained in a body and is measured in kg, gm, etc. Whereas weight is the force exerted by the gravity on that object mg.
4 0
3 years ago
Can the number of isotopes tell you the absolute age of a fossil? or does it tell you relative age?
ArbitrLikvidat [17]
I'm pretty sure it tells you relative age

6 0
3 years ago
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O que são elementos astronômicos visíveis?
Digiron [165]

Answer: Wo meiyou xiansuo

Explanation:

3 0
3 years ago
What is one way that calcitonin and parathyroid hormone maintain homeostasis
Sergeu [11.5K]

Answer:

Calcitonin stimulates the kidneys to absorb calcium when calcium levels are too low, while parathyroid hormone stimulates the kidneys to excrete calcium when calcium levels are too high.

Explanation:

5 0
3 years ago
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