The function of the root hair plexus is to a. cause apocrine gland secretion into the hair follicle b. serve as a source for new epidermal cells for hair growth after the resting stage has passed c. bind the hair root to the dermis d. allow the hair to assist in touch sensation

Differentiation of cells changes the nucleic information. true false

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

2. cheryl hears a new song on the radio every day during the week on her commute to work. surprisingly, when the song comes on at a party on saturday night, she knows most of the words without trying. describe the three ways that we use cognition to learn without reinforcement. which type of cognitive learning without reinforcement best explains how cheryl knew the song lyrics? explain your answer.