Answer: Tropical
Explanation:
"The equator runs through the middle of Africa, as do the Tropic of Cancer and the Tropic of Capricorn, making Africa the most tropical continent. The already hot and dry climate that straddles the equator, makes it the most vulnerable continent to climate change."
Naturally occurring lithium<span> (chemical symbol Li) (relative </span>atomic mass<span>: 6.941(2)) is composed of two stable </span>isotopes<span>, </span>lithium-6<span> and </span>lithium<span>-7, with the latter being far </span>more<span> ... </span>Lithium-4 contains threeprotons<span> and one </span>neutron<span>. ... An accurate </span>atomic mass<span> for </span>samples<span> of </span>lithium<span> cannot be measured for all sources of </span>lithium<span>.</span>
<span>The answer is to control the crossing of the traits.
The idea of preventing plants from self-pollinating is to control the crossing of the traits. If plants were self-pollinating, he could not know if the traits are inherited from the same plant or from the other. By preventing this, he could cross parents with known phenotype and that way learn about crossing process and inheriting process.</span>
<span>Erythromycin is associated with ototoxicity</span>
Mutations. Definition. A Mutation occurs when a DNA gene is damaged or changed in such a way as to alter the genetic message carried by that gene. A Mutagen is an agent of substance that can bring about a permanent alteration to the physical composition of a DNA gene such that the genetic message is changed.