Which of the following is an example of a role programmed cell death plays in development in organisms?
it is critical for the growth of differentiated tissues in animals.
it is crucial to the development of xylem and phloem in plants.
it is necessary for the differentiation of organelles in eukaryotes.
it is required before exchange of dna can occur in bacteria.

which are post-impressionist paintings? check all that apply?

explanation:

post-impressionism is a predominantly french art movement that developed roughly between 1886 and 1905, from the last impressionist exhibition to the birth of fauvism. post-impressionism emerged as a reaction against impressionists' concern for the naturalistic depiction of light and color.

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in a chemical reaction, the atoms and molecules produced by the reaction are called products. no new atoms are created, and no atoms are destroyed. in a chemical reaction, reactants contact each other, bonds between atoms in the reactants are broken, and atoms rearrange and form new bonds to make the products.