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Answer:
b, the definition of an ion is a charged atom or molecule
Answer:
Option B
Explanation:
Given
Number of incidences or frequency of an autosomal recessive disease 
As per Hardy Weinberg's equation, frequency of a recessive genotype is 

As per first equation of Hardy Weinberg's -

so ,


As per second equation of Hardy Weinberg's -

Substituting the given values in above equation, we get -
%

Hence, option B is correct.
Answer:
Heat can be transferred in three ways: by conduction, by convection, and by radiation. Conduction is the transfer of energy from one molecule to another by direct contact.
Explanation: