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.

Explain the cellular functions that occur when antibiotics attack a bacteria cell. a. antibiotics target the cell wall, cell membrane, and the processes of protein and nucleic acids production in bacteria to rupture the cell. b. antibiotics create dormant resistant endospores to preserve the genetic material and rupture the cell. c. antibiotics target the cell wall and form a bridge-like connection to form conjugation. d. antibiotics use binary fission to grow twice its size, replications its dna, and split into two cells.