The tick attaching itself to the skin of the dog is the parasitic relationship because the tick is relying on the dog as a host in order to live.
2, because a theory is not a law that can not be changed, and new evidence can change a theory.
Two components that are very common and often found are:
1. Simple Enzymes which are called like this cause usually are composed of proteins. It is peptide bonds that linked the amino acids
2. Conjugated Enzymes. They <span>have two parts. The protein and non protein portion.
</span>Hope this helps you greatly
The answer is Cell Membranes.
Answer:
D. Type in human immune system + HIV effects.
Explanation:
Since Angela is focusing more on the human immune system and the effects of HIV could have on it, the keywords combination that would produce the most relevant search result has to contain human, immune system and HIV effects.
Option A has human, body systems and HIV, immune is absent.
Option B contains immune system and human, no HIV effects.
Option C contains HIV and immune system, no human.
All the options are lacking in some ways and will not produce the most relevant search results.
The correct option is D. It has all the necessary keywords.
