C
in the first paragraph a fact is challenged
and the second one provides an example
Answer:
it A
Explanation:
pick A hopefully it right
It is a hollow ball of cells formed after a fertilized cell undergoes cell division.
I'm a Biology major, hope I helped :)
Answer:
The elements in carbohydrates are carbon C, hydrogen H and oxygen O.
The elements in proteins are carbon C, hydrogen H, oxygen O and nitrogen N
The elements in lipids contain carbon C, hydrogen H, oxygen O, nitrogen N and phosphorus P.
The elements in fats/oils contain carbon C, hydrogen H and oxygen O
Explanation:
What experiment? Id prob say popularity