How does cell differentiation contribute to the formation of new, different types of skin cells?
select one:

during cell differentiation, new proteins are expressed.

cell differentiation always causes old cells to die.

during cell differentiation, the number of cells increases.

cell differentiation increases the number of chromosomes.

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

Make a claim about the factors that cause inherited genetic variations within populations. also make a claim about the effects of mutations.

What household products contain algae?