The ancestors of living Native Americans arrived in what is now the United States at least 15,000 years ago, possibly much earlier, from Asia via Beringia. A vast variety of peoples, societies and cultures subsequently developed.
Hanford was chosen as the site where they would make plutonium, a deadly byproduct of the nuclear reaction process and main ingredient of the atomic bomb. Just 13 months later, Hanford’s first reactor went online.
Answer:
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<u>Fertilisation</u><u>:</u><u>-</u></h2>
<u>the process of fusion of male and female gametes to form </u><u>zygote</u><u> is called as </u><u>fertilization</u>
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<u>pulse</u><u> rate</u><u>:</u><u>-</u></h2>
<u>the rate of expansion of an artery each time the blood is forced into it</u><u> is called a pulse rate</u>
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<u>Pollination</u><u>:</u><u>-</u></h2>
<u>the transfer of pollen grains from the anther </u><u>office Tamim to the stigma of a carpel is known as pollination</u>
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<u>there are two types of pollination</u><u> first</u><u> self pollination</u><u> s cross pollination</u></h3><h3>
<u>self pollination</u><u>:</u><u>-</u></h3>
<u>when the pollen grains from the anther of a flower at transferred to the stigma of the same flower or another flower of the same plant is known as self pollination</u>
<h3>
<u>cross </u><u>pollination</u><u>:</u><u>-</u></h3>
<u>when the pollen grains from the anther of a flower on one plant at transferred to the stigma of a flower on the another similar plant is known as cross pollination</u>
Explanation:
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<u>hope it helps you</u><u><</u><u>3</u></h2>
