Answer:
Before the antibiotic, the ‘good’ bacteria had colonized her intestines and formed colonies that made up her biome. These colonies out-compete other bacteria, including ‘bad’ bacteria that tried to grow in the intestines hence protecting her intestines from infection.
However, the antibiotics wiped out the established colonies of ‘good’ bacteria –destroying her biome- and gave room for recolonization of the intestines by bacteria. The secondary succession gave a chance for the ‘bad’ bacteria to also thrive and cause her massive infections.
Answer: D
Explanation: the continents wee once connected. It was known as Pangea
Answer:
C
Explanation:
Because of meiosis and mitosis, the water will move across the cell membrane to the inside of the cell.
Sun is the correct answer.
.
Answer:
The slime mold is a protists, not a fungus. However, it has a similar appearance as a fungus but a different cell wall composition.
Explanation:
Slime mold is protist not a fungus. It is due to the composition of the cell wall. The cell wall of fungi is composed of chitin while cell wall of slime mold is made up of cellulose. The other characteristic of slime mold is the movement. They can move from one place to another like animals.
