What is the top fin of a fish called?

Hey me with this one❤❤❤❤ every organism needs food. does a cell also need it? explain very briefly.

Which sentence best describes the relationship between chlorophyll and the chloroplast? a.)chlorophyll is a chemical found in a chloroplast. b.) chloroplast is a chemical found in a chlorophyll. c.) both chlorophyll and chloroplasts are found in animals. d.) both chlorophyll and chloroplasts make carbon dioxide.

Which macromolecule catalyzes chemical reactions this be considered enzyme chemical reactions thus he considering enzymes