tree and nest
If a robin builds a nest in a big tree, the robin benefits and the tree
is not helped or harmed. This type of symbiotic relationship is called
commensalism, and it is between the tree and the nest/Robin.
<span>There are several types of biotic relationships that is occurring every single moment in the ecosystem and commensalism is one. In contrast, parasitism is the biotic relationship where one organism doesn't benefit from the other and is harmed. In this scenario with human beings and mosquitos, this phenomenon of interaction is distinguished as parasitism where mosquitos draws blood that contains nutrients from the human tissue to use it as its source of food and then leaves harmful substances and bacteria in the human’s blood stream.<span> </span></span>
Answer:
B. the hormone must enter the cell
<span>Circulating throughout the body, adh arrives at the nephrons of the kidneys, Nephrons are the basic microscopic functioning unit of the kidneys. Our kidneys consist of millions of nephrons.
ADH stands for anti-diuretic hormone and it is also known as vasopressin and it is secreted by the pituitary gland and it helps the kidney to maintain the water in the body.</span>
I’m not sure but it might be the third one
