I believe the correct answer would be actin filaments. These are polmers that are linear with G-actin as subunits that attaches ith myosin heads during the skeletal muscle contraction. They are necessary for cell shape, adhesion and contraction.
Answer:
B
Explanation:
Think about it antoni can't live without any reason that's why he's gotta have friends
As the heart pumps, it sends oxygenated blood to the rest of the body.
So the pumping action of the heart is what carries blood away from the Heart.
Answer:
The children who suffer from rickets should include food rich in Vitamin D
Depression is a warning sign that you may be dealing with a serious issue.
<h3>What is a warning sign that you may be dealing with a serious issue?</h3>
A warning sign that you are dealing with a serious issue is depression because depression negatively affected the mental well-being. Depression is related to mind. If we get depressed or tensed, our mind did not work properly. People get depressed when they face tense situation or problem in their lives. This depression can leads to serious health problems. This is why doctor recommend depressed free environment for the mind in order to work properly.
So we can conclude that depression is a warning sign that you may be dealing with a serious issue
Learn more about mental here: brainly.com/question/933852
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