Explanation:
Like most stars in our universe, the Sun is on the main sequence stage of its life. This means nuclear fusion reactions in its core fused hydrogen into helium. However, this process cannot last forever since there is a finite amount of hydrogen in the core of the Sun. Currently it has more than 72% hydrogen.
Answer:
1st point describes both the sperm and ovum.
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The grouping that includes turtles, lizards and snakes, crocodiles and alligators, birds, and bats is monophyletic.
Monophyletic taxon : A team composed of a collection of organisms, together with the most current frequent ancestor of all these organisms and all the descendants of that most latest common ancestor. A monophyletic taxon is also called a clade.
Learn more about monophyletic here:
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