The primary function of a radula is to aid in feeding.
Answer:
B. The hamstrings must relax.
Explanation:
When the quadriceps contact, the hamstrings must relax at the same time.
I believe it is Osteocyte - Compact Bone Tissue - Femur - Skeletal System
When the work performed by the muscular system present in the heart is interrupted by various factors, damage would primarily result from decreased delivery of oxygen.
<h3>What is cardiac muscle?</h3>
It is the muscle tissue of mixed components, which is located exclusively in the walls of the heart.
When the heart is deprived of its normal blood supply, it can cause irreversible tissue damage by disrupting the pathways that carry oxygen to muscle cells.
Therefore, we can conclude that the heart is a vital organ that is made up of specialized tissues and cells, , damage would primarily result from decreased delivery of oxygen.
Learn more about cardiac muscle here: brainly.com/question/12878213
B. Polyatomic ions always have a charge. B doesn't have a charge thus it isn't a polyatomic ion
