Which motion of particles across a membrane requires energy? from high concentration to low concentration
from low concentration to high concentration
with no concentration gradient
through dynamic equilibrium

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

Which group of molecules are targeted by the kinases in order to control this movement

Plz ! what does it mean for an allele to be dominant?