<span>The answer is D. Example
of such a relationship is that of a tick and a cow. The tick is the
ectoparasite while the cow is the host.
The tick benefits by sucking blood from the cow while the cow is disadvantaged since it is losing some of its
blood and also the tick is a vector of disease</span>
We will see an ellipse when we see a circle drawn on the flat surface from the side
It delivers energy as it circulates blood
Answer:
Explanation:
I think the answer is B middle stage
Please give me brainliest if it helped