Suppose that two ancient types of plants, one that grows in the winter and one that grows in the summer, appear together in the fossil record for two periods in the geologic time scale. In the fossil records from a third period in the geologic time scale, one of the plants is suddenly missing. Which of the following would best explain why one type of plant disappeared but the other did not?
A. climate change
B. pollution
C. hunting
D. volcanic eruption

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.