Answer:
False
Explanation:
Chronic fatigue syndrome refers to the condition of continuous or long term tiredness which is not corrected with the sleep.
There are many causes of such type of tiredness but the exact cause of the fatigue is not known as this symptom is common to many disorders. The main causes of chronic fatigue are the weak immune system, pathogens and the stress which is increasing with modernisation.
Since there are many causes of the fatigue syndrome therefore only repeated daily activities is not the only option and thus is false.
Thus, false is correct.
Answer:
Because the F1 plants all had a lowercase a/short plant allele, there was a 25% chance that two plants would contribute it to their offspring and they both did sometimes to make a aa offpsring.
Explanation:
All the F1 plants were heterozygous, so when they were crossed, the resulting genotypic ratio was 1 AA : 2 Aa : 1 aa. As you can see, this is the first time since the parent generation that there is a aa genotype and short plant phenotype, so that's why short plants reappeared.
Answer: is D a few minutes
Explanation: have a good day
The best and most correct answer among the choices provided by your question is the third choice or letter C.
The population of a predator increases following an increase in the population of its prey is an example of how a biotic factor can affect the population dynamics in an ecosystem.
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