Brainliest! (as always) which of these examples describes a structure penguins use for movement?
question 9 options:

a penguin stands with a group of other penguins when a predator approaches.

a penguin holds an egg under its feathers to keep it warm

a penguin uses sleek, smooth belly feathers to slide on ice

a penguin holds a squid in its bill.

What type of genetic drift would be simulated if all the beans that were not selected died out?

Which nucleotide component contains nitrogen

Which statement about relative potential energy of electrons is correct? a. an electron in the 2 p orbital of the second electron shell has more potential energy than an electron in the 2 s orbital of the second electron shell. b. an electron in the 2 p orbital of the second electron shell has more potential energy than an electron in the 3 p orbital of the third electron shell. c. an electron in the 3 p orbital of the third electron shell has more potential energy than an electron in the 2 p orbital of the second electron shell.