<span>The motor unit that is activated first and takes less energy is classified as low-threshold. The motor unit that is activated second and takes more energy is classified as high threshold. Sol lifting the labbook and placing it in the book bag simulates more motore units.</span>
The answer is
D. To identify an organism
There were more dark moths around factories because trees were darker near factories because of pollution. More light moths were found in the country away from the factories, in the forests with no factory pollution
Answer:
DNA
Explanation:
the genes in your DNA are connected to ur mum and dad so your physical features are linked to the DNA i belive