C. Sickle Cell Anemia is passed on by inheritance.
Answer:
Fraction-of-occurrences of 115In isotope 
Explanation:
As we know weight of 113 In isotope is equal to the sum of product of fraction-of-occurrences of two constituents isotopes and their atomic weight
------(1)
As we know sum of fraction-of-occurrences of two constituents isotopes is equal to one.
---------(2)
Substituting the given values in equation 1, we get

Substituting this value in equation 2 we get -

I think the answer is spore hope this helps
Answer:
Tools and machines that are used for farming are Tractors, rake, A machine that they used to pick up corn.
Explanation:
The third level, secondary consumers.