Answer:
Radioactive Elements
In elements with more than 83 protons, all of the isotopes are radioactive. ... The force of repulsion among all those protons makes the nuclei unstable. Elements with more than 92 protons have such unstable nuclei that they don't even exist in nature.
Explanation:
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Answer:
The shape of a double helix
Explanation:
Watson was a Zoologist. He won the Medicine Nobel Prize in 1962. Crick was a Physicist, Molecular Biologist and Neuro scientist. Both joined to investigate the structure of DNA and came up with the double helix model.
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Bacterial transformation , a process in which recipient cells acquire genes from free DNA molecules in the surrounding medium.
<h3>What is the transfer of DNA from a donor to a recipient cell calledcalled ?? </h3>
Conjugation is the process of by which on bacterium transfers genetic material to another through direct contact. During conjugation one bacteria serves as the donor genetic material and other serves as recipient .
So, the Bacterial transformation is a process in which recipient cells acquire genes from free DNA molecules in the surrounding medium .
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Our Sun is a main-sequence star. This means that it shares properties with most stars in the Universe - it's average. This is shown by the Hertzsprung-Russell diagram. Hope this helps!
