Carbon’ can form four bonds, so it can create large complex molecules. why is that?

hint: remember what is needed to make 'happy atoms' and what type of bond carbon uses to be happy.
a
carbon forms short, simple carbon atoms.

b
carbon forms one ionic bond with another carbon atom.

c
carbon forms covalent bonds with other carbon atoms.

Next pretest: evolution select the correct answer in a laboratory population of flies, the female flies are gray and the males are yellowish gray. biologists observed that all the male flies had an equal chance for reproduction, but the male flies with the brightest colors were more likely to successfully reproduce. what phenomenon could explain such a change? a sexual selection b. disruptive selection c. stabilizing selection d. directional selection

How does natural selection change thephenotypes within a population over time?

In each transformation of energy , some energy what?