Arthropods has the bilateral symmetry !
so answer is B !
I believe your answer would be, it is a non-steroid hormone
Answer:
(look at the explanation below)
Explanation:
A mutation is a change that occurs in our DNA sequence, either due to mistakes when the DNA is copied or as the result of environmental factors such as UV light and cigarette smoke. Mutations can occur during DNA replication if errors are made and not corrected in time.
The answer is 40 m, because you must cross multiply by using proportions.
I showed my work below.