The cat and the kangaroo.
They are the closest in the "food web"
A limiting factor is something that restricts organism(s) from increasing their population. If you look at a graph showing the population of a certain organism, you will notice that at a certain amount of their population it stays around the same area. That is known as the <em>carrying capacity</em>. The carrying capacity is there due to the limiting factors, which depends based on the needs of particular organisms. For example, one limiting factor for a certain species might be that the number of predators increased, or there are limited resources available in order to survive.
Answer:
Oxygen is moved around the body of an echinoderm in its C. water vascular system.
The distance between 1 and 7 spans a sarcomere correspond the structure at B is covered by the perimysium.
<h3>What is the smallest contractile unit within skeletal muscle?</h3>
A sarcomere comprises the segment between two consecutive Z lines and is the contractile unit of the muscle fiber, as it is the smallest portion of the muscle fiber capable of contraction and distension.
In this case, the distance between points 1 and 7 has the smallest structure of a skeletal muscle and corresponds to figure B.
See more about sarcomere at brainly.com/question/14005497
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