What is an example of commensalism? * A tape worm living inside of the intestines of a dog.
A cuscuta plant growing over the branches of a Citrus plant.
An owl nesting inside an oak tree.
-O A humming bird feeding on nectar from a flower.
O A starfish feding on a mollusk.

What are genotypes? what are phenotypes?

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

Why did mendel use pea plants in his experiments? a. they have no alleles. b. they are haploid organisms. c. they reproduce quickly. d. they are all male.