ch 7, 8 and 9 4 of 51 Activity: Review: Animal Cell Structure and Function Click here to complete this activity. Then answer the questions. Part A Choose the letter that indicates the organelle that contains most of a cell's DNA. ANSWER: E B A D C Part B Which of these organelles carries out cellular respiration? 6/13/2019, 11:24 AM ch 7, 8 and 9 5 of 51 ANSWER: nucleolus chromatin mitochondrion ribosomes smooth endoplasmic reticulum Part C Which of these is the double membrane that encloses the nucleus? ANSWER: B A C E D Part D The _____ is composed of DNA and protein. ANSWER: mitochondrion chromatin ribosome centriole flagellum 6/13/2019, 11:24 AM ch 7, 8 and 9 6 of 51 Part E Ribosomal subunits are manufactured by the _____. ANSWER: smooth endoplasmic reticulum rough endoplasmic reticulum peroxisome nucleolus lysosome Part F _____ are the sites of protein synthesis. ANSWER: Golgi apparatuses Ribosomes Mitochondria Microfilaments Peroxisomes Part G Which of these organelles manufactures proteins bound for secretion out of the cell? ANSWER: nucleolus rough endoplasmic reticulum Golgi apparatus lysosomes Part H The _____ is a selective barrier, regulating the passage of material into and out of the cell. ANSWER: 6/13/2019, 11:24 AM ch 7, 8 and 9 7 of 51 chloroplast nucleus nuclear envelope lysosome plasma membrane Part I Where is calcium stored? ANSWER: mitochondria smooth endoplasmic reticulum microtubules rough endoplasmic reticulum centrioles Part J Which of these structures stores, modifies, and packages products? ANSWER: A E C B D Part K 6/13/2019, 11:24 AM ch 7, 8 and 9 8 of 51 Which of these are hollow rods that shape and support the cell? ANSWER: plasma membrane chloroplasts microtubules peroxisomes microfilaments Part L _____ is/are identical in structure to centrioles. ANSWER: Mitochondria Nuclear envelopes Chromatin Basal bodies Microfilaments Part M Which of these organelles produces H2O2 as a by-product? ANSWER: centrioles flagellum peroxisome mitochondrion nucleus Part N Which of these provides the cell with structural support? 6/13/2019, 11:24 AM ch 7, 8 and 9 9 of 51 ANSWER: D B E A C 6/13/2019, 11:24 AM