American - inch foot yard mile (imperial)
UnitedKingdom- cm mm km (metric)
Hope this answers the question well enough
The correct answer is "C".
Onion cell is a plant cell and human cheek cell is an animal cell. Hence, onion cell has a cell wall<span> but not in human cheek cells because animal cells do not have cell wall. Both cells have single nucleus. Since, human cheek cell is an animal cell, chloroplasts are cannot be seen in the human cheek cells.</span>
Two ways that suggest that reflex reactions help maintain homeostasis in the human body are
1. By maintaining breathing - Maintenance of breathing is also a reflex reaction that helps maintain homeostasis on human body.
2. By recognizing discomfort level - In this case the reflex action can give message to the brain that the movement is causing discomfort and the body can move back to original position.
Your Concentration Training Program: 11 Exercises That Will Strengthen Your Attention
1. Increase the strength of your focus gradually.
2. Create a distraction to-do list.
3. Build your willpower.
4. Meditate.
5. Practice mindfulness throughout the day.
6. Exercise (your body).
7. Memorize stuff.
8. Read long stuff slowly. Fight the TL;DR culture.
9. Stay curious.
10. Practice attentive listening.
11. Perform concentration exercises.