Answer: D. None of the above
Explanation:
The nonstress test is done to determine the fetal movement, heart rate and activities inside the mother's womb. It is prenatal test which is used to check the fetal health. This test places no stress over the fetus and the mother. It is done after 26 to 28 weeks of pregnancy. The mother does not require to have a full bladder for the test. As this test do not put physical and mental stress on the body of mother thus the mother may go home alone. This test cannot be used for diagnosis of genetic disorders like Down syndrome or neural tube defect.
Answer:
<em>The correct option is B) as the light colored moths were seen and eaten, the allele for dark colour became more prevalent in the population.</em>
Explanation:
The process of natural selection tends to favour those organisms which are better adapted to live in an environment. Evolution changes the allele frequencies of a population over time depending on the traits favoured by natural selection.
Before the industrial revolution, the colour of the trees was lighter and hence, the light coloured moths were better adapted to such environments as they could hide from predation. After the industrial revolution, the colour of the woods of trees became darker. The light coloured moths were no more able to hide from their predators and hence their population declined.
The Correct answer would be e. Mutate; are selected; evolve
Because acids have a bitter taste i believe
