Answer:
Homo erectus. it first spread through africa and eurasia.
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Explanation:
Answer:
The suitable statement will be - only one allele appears for that gene in that population.
Explanation:
- Gene Fixation is a topic of population genetics. It means that fixing the change in a gene from a gene pool and that leads to express only one allele for that gene which only remains after the fixation process, in that population. Normally a gene exists of at least two variants or alleles.
- An allele fixation means that only one variant or allele will be expressed in all the populations.
If carbohydrates provide 50% of the calories in this diet, it means it provided 1000 calories.
1 gram of carbohydrate is equivalent to 4 calories, so 1000 calories were provided by 1000/4 = 250 grams of carbohydrate
If two forces act on an object in the same direction, the net force is equal to the sum of the two forces. This always results in a stronger force than either of the individual forces alone.