BIO 1107 Exam 2

BIO 1107 Exam 2 - Practice Exam#2 BIOL 1107 Dr DerVartanian...

Info iconThis preview shows pages 1–3. Sign up to view the full content.

View Full Document Right Arrow Icon
Practice Exam #2 Name___________________________________ BIOL 1107 - Dr. DerVartanian Spring 2008 1) The advantage of light microscopy over electron microscopy is that A) light microscopy provides for higher magnification than electron microscopy. B) light microscopy allows one to view dynamic processes in living cells. C) light microscopy provides for higher resolving power than electron microscopy. D) both A and B E) both B and C 1) 2) In the fractionation of homogenized cells using centrifugation, the primary factor that determines whether a specific cellular component ends up in the supernatant or the pellet is A) the presence or absence of lipids in the component. B) the percentage of carbohydrates in the component. C) the number of enzymes in the fraction. D) the size and weight of the component. E) the relative solubility of the component. 2) 3) Which of the following correctly lists the order in which cellular components will be found in the pellet when homogenized cells are treated with increasingly rapid spins in a centrifuge? A) vacuoles, ribosomes, nucleus B) ribosomes, nucleus, mitochondria C) nucleus, ribosomes, chloroplasts D) nucleus, mitochondria, ribosomes E) chloroplasts, ribosomes, vacuoles 3) 4) Which of the following are prokaryotic cells? A) animals B) bacteria C) fungi D) plants E) B and C only 4) 5) Under which of the following conditions would you expect to find a cell with a predominance of free ribosomes? A) a cell that is producing cytoplasmic enzymes B) a cell that is digesting food particles C) a cell that is constructing its cell wall or extracellular matrix D) a cell that is secreting proteins E) a cell that is enlarging its vacuole 5) 1
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
6) In animal cells, hydrolytic enzymes are packaged to prevent general destruction of cellular components. Which of the following organelles functions in this compartmentalization? A) lysosome
Background image of page 2
Image of page 3
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 04/01/2008 for the course BIO 1107 taught by Professor Devartanian during the Spring '08 term at UGA.

Page1 / 6

BIO 1107 Exam 2 - Practice Exam#2 BIOL 1107 Dr DerVartanian...

This preview shows document pages 1 - 3. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online