Question

imagine a younger sibling in a movie who relentlessly clings to an older sibling, trailing behind them at every moment and creating constant frustration. this familiar situation humorously illustrates the biological concept of a parasitic relationship, in which one organism survives by extracting resources from another. scientifically, a parasite relies on its host for sustenance or shelter and frequently causes harm - sometimes even death. common examples include fleas and ticks, which attach to their hosts and feed on their blood, often leading to irritation, disease transmission, or serious infestation if left untreated. 2. what is the purpose of the anecdote at the beginning of the passage? hint a. to criticize annoying behavior in families b. to compare parasites to common household pets c. to explain the emotional bonds between siblings d. to make a scientific idea easier to understand

Explanation:

The anecdote of a younger - sibling clinging to an older one is used as a relatable and familiar example to help readers better understand the scientific concept of a parasitic relationship. It simplifies a biological idea by comparing it to a common, everyday situation.

Answer:

D. To make a scientific idea easier to understand