Answer:
D. Tongue rolling
Explanation:
Not many people can do this
Answer:
we lack oxygen bc of pollution. a large portion of earths oxygen comes from forests, and plankton, so pollution is really starting to limit that.
Physical and chemical changes may be similar because neither can change the number of atoms of each element that are present.
<h3>What do you mean by Physical changes?</h3>
Physical changes may be defined as those changes which appeared physically like color, odor, texture, mass, and density.
Chemical changes may lead to the formation of new chemicals with definite properties. It involves when the chemical identity of any substance may alter.
Therefore, physical and chemical changes may be similar because neither can change the number of atoms of each element that are present.
To learn more about Chemical changes, refer to the link:
brainly.com/question/17384175
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1. A
2. D????
3. C?
4. B
5. A????
Set point is the genetically influenced can individual weight range for an individual; it is maintained by biological mechanisms that regulate food intake, fat reserves, and metabolism. This is the weight range in which the body is programmed to function optimally. According to the set point theory one's body will fight to maintain that weight range.
