Answer:
3. It is a scientific law because it is always true under the same conditions.
Explanation:
Answer:
Hey!
Your answer is definitely POPULATION!
Explanation:
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<span>The disinfectant that was the most effective at controlling the growth of E. coli is disinfectant 2 because of the least number of Ecoli strains found on the dish compared to the other disinfectants. Also dish 4 that cointains water has the most number of Ecoli strains because water is not a disinfectant and Acoi do not die in water alone.</span>
Answer:
b) Two traits whose appearance varies based on the environmental conditions
Explanation:
A trait may be determined by genes, environment or the interaction of genes and environment. Some traits are not regulated by genes but the environmental conditions of the individuals regulate them. For example, the physical health of humans depends on their eating habits, nutrition, physical exercises, hygiene, etc. A person eating a nutrient rich diet, living under hygienic conditions is more likely to have good health than slum dwellers. Likewise, muscle strength and muscle mass in humans are mostly regulated by physical activities and diet.