Parasitic.
you need to know each of these choices meaning so that it will be easier to solve such a problem.
parasitic means it consumes its host and leave it only exhausted adn maybe dead.
autotrophic is like plants, they can make their own food.
saprophytic means is called on an organism, especially fungi, that feeds on dead material only.
Answer:
The correct option is option "B"
Explanation:
pathogenic cells
Answer:
It is affected by the concentration gradient.
Diffusion stops, when the concentrations of the substance on either side of the barrier become equal.
Explanation: