Which research question about the largemouth bass and whirligig beetle would best match the scientists' observations?
a. how log do fish spend rinsing their food?
b. what is the favorite food of a larrgemouth bass?
c. which insects produce the most foul-tasting substances?
d. does the slow release of a foul-tasting substance increase survival?

How does natural selection change thephenotypes within a population over time?

Ayoung boy has been found and police are trying to locate his family they take a dna sample from him and begin collec dna samples from families who have missing children if police use dna samples only from the fathers, which type of dn technology can they use to identify the boy's parent? y-chromosome analysis omtdna (mitochondrial dna) analysis vntrs (variable tandem repeats) o pcr (polymerase chain reaction) analysis

Ialready know the answers to these questions and they are on the attachment. but i just need to know why that answer is the correct one. plz asap! this is for a report that i need to email by 10!