B. Crab
is your answer
An crab has an exoskeleton
hope this helps
Answer:
C.
Explanation:
In section 18 the elements are the most stable because they complete themselves without having to share electrons with other elements. Does that make sense?
Answer:
C) Its physical appearance
Explanation:
The way I remember what phenotype is, is that both physical and phenotype begin with a p.
Hope this helped :)
B The layer that is the youngest is the top most layer of the rock.
It contains 4 key elements carbon, hydrogen, oxygen and Nitrogen. so your answer is nitrogen
