3) Para ocorrer a manutenção da vida, é preciso haver um fluxo de energia. O fluxo de calor pode ser espontâneo ou não; e existem sistemas físicos abertos, fechados e isolados. Faça uma breve pesquisa e cite exemplos de cada sistema abaixo: - Aberto: - Fechado: - Isolado:

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.

2. does the given statement describe a step in the transformation of the graph off(x) = x2 that would result in the graph of g(x) = -5x + 2)? a. the parent function is reflected across the x-axis. o yes nob. the parent function is stretched by a factor of 5. yes noonc. the parent function is translated 2 units up.o yes

What type of appendages do sponges cnidarians roundworms annelids mollusks arthropods echinoderms and vertebrate have? jointed, not jointed, absent