The frequency of a genotype is how often it occurs. This can be obtained by:
number of occurrences / total population
= 160 / 1000
= 0.16 or 16%
When atoms lose electrons they become positively charged ! When atoms gain electrons they become negatively charged !
I think is c because your seeing how your using you’re time.
The AU ... Astronomical Unit ... used to be defined as the average distance between the Sun and Earth during the year.
Now it's defined as 149,597,870,700 meters exactly.
