Answer is (4) - Se.
Among the given choices Se has the highest electronegativity value as 2.4 compared to others. Hence, Se shows <span>greatest attraction for electrons in a chemical bond.
</span>Electronegativity is
a value that tells us how an atom can attract electrons towards itself. <span>If
the electronegativity is high, then the attraction to the electrons is also high.
</span>
13.) would be cytoskeleton and number 16.) would be lysosomes
Answer: Since this is merely a Physical Change, it is improper to write it as a chemical equation.
Fossils are important evidence for evolution because they show that life on earth was once different from life found on earth today
