Answer:
The correct answer is - B. better medical facilities and treatments.
In the past century, the life expectancy in the United States have increased significantly, in fact it is almost doubled. The death rates have decreased for around 40% and the biggest reason for this trend are the advancements in the medical field. The medical facilities and treatments have improved significantly. The technological advancements contributed to the medical field a lot, made it much more efficient, and because of that the prevention of diseases, curing, and the saving of lives have skyrocketed, resulting in much better, healthier,and longer life of the population
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Explanation:
The living things, on the basis of the name, are active and lively. They are composed of cells, and possess the features of life, like movement, growth, response to stimuli, reproduction, they possess the tendency to evolve, and need energy for their daily routines. Some of the usual examples of living things are animals, human beings, plants, and microorganisms.
On the other hand, the non-living things do not possess any features of life. They do not respire, grow, require energy, reproduce, move, maintain homeostasis, or evolve. These substances are made up of non-living components. Some of the examples are electronic goods, paper, stones, automobiles, and others.
Answer:
In a chemical reaction, the atoms and molecules that interact with each other are called reactants. ... In a chemical reaction, reactants contact each other, bonds between atoms in the reactants are broken, and atoms rearrange and form new bonds to make the products.
<span>The PCl3F2 and PF5 have no dipole moment. In PF5 the 5 polar bonds cancel out. In PCI3F2 the 3 CI atoms make a triangle and the angle between them is 120 and they cancel out. the 2 F atoms each go to a side of this triangle and make vertical line to the surface of Chlorines because F is more electronegative and smaller.</span>
Answer:
false
Explanation:
a hormone is not an organ that secretes chemical substances into the bloodstream, hence your answer is false
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