Atria is a large part of the heart so too big for cells; arteries & veins lead away or to the heart.
Capillaries are the smallest vascular structures that allow materials to be exchanged easily between cells.
Answer:
Adhesion of Water Molecules. The adhesion property is also often observed in water. This is because the adhesion of water allows it to "stick" to many surfaces and objects. The adhesion of water is best explained as the ability of water to stick to other surfaces through the creation of weak surface bonds
Explanation:
Hormones cause the growth and death of cells and of whole organisms. Hope this helps! ;D
This could help the elephant population rebuild by taking away some of its (predators). Elephants are a keystone species because they dig watering holes, which all animals need. You increase the number of elephants, you increase water availability.
<h2>Answer:</h2>
The process by which organisms keep everything inside their bodies within certain limits is called <em> homeostasis.</em>
<h3>Explanation:</h3>
Homeostasis is the ability or tendency to maintain internal stability in an organism to overcome for environmental changes. An example of homeostasis is the human body keeping an average temperature of 37 C degrees.
According to definition, A option is correct.