'; answerText[16] = '

'; numberText[17] = '18.'; questionText[17] = '

a.	chloroplasts	c.	mitochondria
b.	ribosomes	d.	centrioles

'; answerText[17] = '

'; numberText[18] = '19.'; questionText[18] = '

a.	nucleic acids are found only in prokaryotes.
b.	mitochondria are found in larger quantities in ' + 'eukaryotes.
c.	Golgi vesicles are ' + 'found only in prokaryotes.
d.	prokaryotes have no nuclear membrane.

'; answerText[18] = '

'; numberText[19] = '20.'; questionText[19] = '

a.	Golgi bodies	c.	ribosomes
b.	mitochondria	d.	chloroplasts

'; answerText[19] = '

'; numberText[20] = '21.'; questionText[20] = '

a.	stomach cells	c.	bone cells
b.	muscle cells	d.	red blood cells

'; answerText[20] = '

'; numberText[21] = '22.'; questionText[21] = '

a.	an organelle	c.	a eukaryote
b.	a nucleus	d.	a microorganism

'; answerText[21] = '

'; numberText[22] = '23.'; questionText[22] = '

a.	living algal cells.	c.	dead plant cells.
b.	living human blood cells.	d.	dead protist cells.

'; answerText[22] = '

'; numberText[23] = '24.'; questionText[23] = '

a.	increases at the same rate.	c.	increases at a faster rate.
b.	remains the same.	d.	increases at a slower rate.

'; answerText[23] = '

'; numberText[24] = '25.'; questionText[24] = '

a.	nuclei	c.	mitochondria ' + '
b.	flagella	d.	microfillaments

'; answerText[24] = '

'; numberText[25] = '26.'; questionText[25] = '

a.	endoplasmic reticulum	c.	mitochondria
b.	ribosomes	d.	Golgi bodies

'; answerText[25] = '

'; numberText[26] = '27.'; questionText[26] = '

a.	lysosome	c.	cell membrane
b.	mitochondria	d.	ribosome

'; answerText[26] = '

'; numberText[27] = '28.'; questionText[27] = '

a.	endoplasmic reticulum	c.	Golgi bodies
b.	mitochondria	d.	centrioles

'; answerText[27] = '

'; numberText[28] = '29.'; questionText[28] = '

a.	receiving and transmitting nerve impulses.
b.	covering the body surface.
c.	moving to different tissues through narrow ' + 'openings.
d.	All of the ' + 'above

'; answerText[28] = '

'; numberText[29] = '30.'; questionText[29] = '

a.	endoplasmic reticulum	c.	Golgi bodies
b.	ribosomes	d.	centrioles

'; answerText[29] = '

'; numberText[30] = '31.'; questionText[30] = '

a.	photosynthesis	c.	movement
b.	transmission of messages	d.	reproduction

'; answerText[30] = '

'; numberText[31] = '32.'; questionText[31] = '

a.	surrounded by a double membrane	c.	composed of proteins and RNA
b.	manufactured in the cytosol	d.	attached to the smooth endoplasmic reticulum

'; answerText[31] = '

'; numberText[32] = '33.'; questionText[32] = '

a.	recycle cell parts	c.	shape developing body parts
b.	destroy viruses and bacteria	d.	all of the above

'; answerText[32] = '

'; numberText[33] = '34.'; questionText[33] = '

a.	animal cell.	c.	bacterium.
b.	tree cell.	d.	"animalcule."

'; answerText[33] = '

'; numberText[34] = '35.'; questionText[34] = '

a.	connective tissue—transport of substances around the ' + 'body
b.	epithelial ' + 'tissue—protective surface coverings
c.	muscle tissue—contraction
d.	nervous tissue—receiving and transmitting ' + 'messages

'; answerText[34] = '

'; numberText[35] = '36.'; questionText[35] = '

a.	protoplasm	c.	cell wall
b.	nucleus	d.	cell membrane

'; answerText[35] = '

'; numberText[36] = '37.'; questionText[36] = '

a.	mitochondria.	c.	Golgi apparatus.
b.	chloroplasts.	d.	vacuoles.

'; answerText[36] = '

'; numberText[37] = '38.'; questionText[37] = '

a.	Unicellular organisms are exceptions to the ' + 'rule
b.	cells come from ' + 'other cells
c.	cell membranes have ' + 'a fluid mosaic structure
d.	A and B

'; answerText[37] = '

'; numberText[38] = '39.'; questionText[38] = '

a.	only plants are composed of cells	c.	cells come from other cells
b.	only animals are composed of cells	d.	animal cells come from plant cells

'; answerText[38] = '

'; numberText[39] = '40.'; questionText[39] = '

a.	cellulose	c.	nucleoplasm
b.	cytoplasm	d.	pectin

'; answerText[39] = '

'; studentName = StripSpaces(f.student_name.value); FixMTF(f); index = 0; for (i=0; i < f.length; ++i) { if (f.elements[i].name.indexOf(":") > 0) { text = StripSpaces(GetResponse(index, f.elements[i])); if (text.length == 0) ++numBlank; ++index; } } if (studentName == "") { alert("Student name cannot be blank."); return(false); } if (numBlank > 0) { if (numBlank == 1) msg = "1 question"; else msg = numBlank + " questions"; if (!confirm("You have not answered " + msg + " Are you sure you want to end the test?")) return(false); } index = 0; for (i=0; i < f.length; ++i) { if (f.elements[i].name.indexOf(":") > 0) { text = GetResponse(index, f.elements[i]); if (ansMap[index] == "") { prefixText[index] = "

"; ++numSubjective; } else { isCorrect = ScoreAnswer(index, text); if (isCorrect) ++numCorrect; ++numPossible; prefixText[index] = BuildPrefixText(index, text, isCorrect); } responseText[index] = TranslateHtmlString(text); ++index; } } if (showNotes) { for (i=0; i < numQuestions; ++i) { if (qtypeMap.charAt(i) == "2") notesText[i] = FixMCNotes(notesText[i], responseText[i]); } } if (numPossible > 0) scorePercent = Math.round(100.0 * numCorrect / numPossible); else scorePercent = 0; studentName = TranslateHtmlString(studentName); document.writeln("n"); document.writeln(""); document.writeln("

n"); document.writeln(""); document.writeln("Name: " + studentName + "
"); document.write("Score: " + numCorrect + " / " + numPossible + " (" + scorePercent + "%)"); if (numSubjective > 0) { document.write("     [" + numSubjective + " subjective "); if (numSubjective == 1) document.write("question"); else document.write("questions"); document.write(" not graded]"); } document.writeln(" "); document.writeln("

"); document.writeln("

"); currentInstruction = 0; currentNarrative = 0; for (i=0; i < numQuestions; ++i) { if (currentInstruction < numInstructions) { if (instructionIndex[currentInstruction] == i) { document.writeln("

"); ++currentInstruction; } } if (currentNarrative < numNarratives) { if (narrativeIndex[currentNarrative] == i) { document.writeln("

"); ++currentNarrative; } } document.writeln("

"); document.writeln("

"); document.writeln("

"); document.writeln("

"); } document.writeln("

"); document.writeln(instructionText[currentInstruction]); document.writeln("   "); document.writeln("
"); document.writeln(narrativeText[currentNarrative]); document.writeln("   "); document.writeln("
" + prefixText[i] + "	" + numberText[i] + "	" + questionText[i]); document.writeln(" "); document.writeln(" "); if (listMap.charAt(i) != "1") { document.writeln(" "); document.writeln(" "); } if (showNotes) { document.writeln(" "); document.writeln(" "); } if (showRef) { document.writeln(" "); document.writeln(" "); } document.writeln(" RESPONSE:  " + responseText[i] + " NOTES:  " + notesText[i] + " REF:  " + refText[i] + " "); document.writeln("

"); document.writeln("
"); document.writeln("

"); document.writeln("

"); document.write("

"); document.writeln("

"); document.writeln("	"); document.write(""); document.writeln(" "); document.writeln("

"); document.writeln(""); document.writeln(""); document.close(); return(false); } function GetResponse(answerIndex, answer) { var listIndex; var responseText; if (listMap.charAt(answerIndex) == "1") { listIndex = answer.selectedIndex; responseText = answer.options[listIndex].text; } else responseText = answer.value; return(responseText); } function ScoreAnswer(answerIndex, responseText) { var listIndex; var answerText; answerText = ansMap[answerIndex]; if (qtypeMap.charAt(answerIndex) == "4") return(NumericCompare(responseText, answerText)); else if (qtypeMap.charAt(answerIndex) == "5") return(MultiCompare(responseText, answerText)); else if (responseText.toUpperCase() == answerText.toUpperCase()) return(true); else return(false); } function BuildPrefixText(answerIndex, responseText, isCorrect) { var text; var listIndex; text = "

"  		if (isCorrect)  			text += "

				

					
					

									

										
										
										
									
								

									

										
										
										
									
								

									

										
										
										
									
								

									

										
										
										
									
								
				
			
"  		else  			text += "

				

					
					

									

										
										
										
									
								

									

										
										
										
									
								

									

										
										
										
									
								

									

										
										
										
									
								
				
			
"    		if (listMap.charAt(answerIndex) == "1") {  			if (responseText.length == 0)  				responseText = " ";  			text += " " + responseText + " ";  		}    		text += "

" return(text); } function StripSpaces(s) { var len; var i; len = s.length; for (i=len - 1; i >= 0 && s.charAt(i) == " "; --i) len = i; if (len == 0) s = ""; else if (len != s.length) s = s.substring(0, len); return(s); } function TranslateHtmlString(text) { var newText; var replaceString; var position; var length; var breakPos; var skipExtra; var i; newText = ""; position = 0; length = text.length; while (position < length) { skipExtra = 0; breakPos = -1; for (i=position; i < length && breakPos < 0; ++i) { switch(text.charAt(i)) { case '>': replaceString = ">"; breakPos = i; break; case '<': replaceString = "<"; breakPos = i; break; case '&': replaceString = "&"; breakPos = i; break; case 'r': if ((i + 1) < length && text.charAt(i + 1) == 'n') skipExtra = 1; replaceString = "
"; breakPos = i; break; case 'n': replaceString = "
"; breakPos = i; break; case ' ': if ((i + 1 < length) && text.charAt(i + 1) == ' ') { replaceString = " "; breakPos = i; } break; } } if (breakPos < 0) { newText += text.substring(position, length); position = length; } else { if (breakPos > position) newText += text.substring(position, breakPos); newText += replaceString; position = breakPos + 1 + skipExtra; } } return(newText); } function FixMCNotes(notesText, studentText) { var displayText; var searchText; var upperNotes; var charCode; var startIndex; var endIndex; displayText = ""; if (studentText.length > 0 && notesText.length > 0) { upperNotes = notesText.toUpperCase(); studentText = studentText.toUpperCase(); charCode = studentText.charCodeAt(0); searchText = "/" + String.fromCharCode(charCode) + "/"; startIndex = upperNotes.indexOf(searchText); if (startIndex >= 0) { startIndex += searchText.length; searchText = "/" + String.fromCharCode(charCode + 1) + "/"; endIndex = upperNotes.indexOf(searchText, startIndex); if (endIndex < startIndex) endIndex = notesText.length; displayText = notesText.substring(startIndex, endIndex); } else if (notesText.charAt(0) != "/") displayText = notesText; } return(displayText); } function NumericCompare(s1, s2) { var s1Sign; var s2Sign; var tempString; var decimalCount; var decimalPos; var numToDelete; var len; var ch; var i; s1.toUpperCase(); s2.toUpperCase(); if (s1 == s2) return(true); else { s1Sign = 1; s2Sign = 1; tempString = ""; for (i=0; i < s1.length; ++i) { ch = s1.charAt(i); if (ch == "-" && tempString.length == 0) s1Sign = -1; else if ((ch >= "0" && ch <= "9") || ch == ".") tempString += ch; } s1 = tempString; decimalCount = 0; decimalPos = -1; for (i=0; i < s1.length; ++i) { if (s1.charAt(i) == '.') { ++decimalCount; if (decimalPos < 0) decimalPos = i; } } if (decimalCount == 1 && decimalPos >= 0) { len = s1.length; for (i=len - 1; i >= decimalPos; --i) { if (i == decimalPos || s1.charAt(i) == '0') len = i; else break; } if (len < s1.length) s1 = s1.substring(0, len); if (s1.length == 0) s1 = "0"; } numToDelete = 0; for (i=0; i < s1.length; ++i) { if (s1.charAt(i) == "0") ++numToDelete; else break; } if (numToDelete > 0) { if (numToDelete == s1.length) --numToDelete; if (numToDelete > 0) s1 = s1.substring(numToDelete); } ///////////////////////////////////////////// tempString = ""; for (i=0; i < s2.length; ++i) { ch = s2.charAt(i); if (ch == "-" && tempString.length == 0) s2Sign = -1; else if ((ch >= "0" && ch <= "9") || ch == ".") tempString += ch; } s2 = tempString; decimalCount = 0; decimalPos = -1; for (i=0; i < s2.length; ++i) { if (s2.charAt(i) == '.') { ++decimalCount; if (decimalPos < 0) decimalPos = i; } } if (decimalCount == 1 && decimalPos >= 0) { len = s2.length; for (i=len - 1; i >= decimalPos; --i) { if (i == decimalPos || s2.charAt(i) == '0') len = i; else break; } if (len < s2.length) s2 = s2.substring(0, len); if (s2.length == 0) s2 = "0"; } numToDelete = 0; for (i=0; i < s2.length; ++i) { if (s2.charAt(i) == "0") ++numToDelete; else break; } if (numToDelete > 0) { if (numToDelete == s2.length) --numToDelete; if (numToDelete > 0) s2 = s2.substring(numToDelete); } if (s1Sign == s2Sign && s1 == s2) return(true); } return(false); } function MultiCompare(responseText, answerText) { var startIndex; var endIndex; var partialText; responseText = responseText.toUpperCase(); answerText = answerText.toUpperCase(); startIndex = 0; do { endIndex = answerText.indexOf("r", startIndex); if (endIndex < 0) partialText = answerText.substring(startIndex); else partialText = answerText.substring(startIndex, endIndex); if (responseText == partialText) return(true); startIndex = endIndex + 1; } while (endIndex > 0); return(false); } function FixMTF(f) { var text; var letter; var theList; var listIndex; var number; var i; for (i=0; i < f.length; ++i) { if (f.elements[i].name.indexOf("MTF:") == 0) { number = parseInt(f.elements[i].name.substring(4), 10); theList = f["MTF-" + number + "-1"]; if (theList) { listIndex = theList.selectedIndex; letter = theList.options[listIndex].text; } else letter = ""; text = StripSpaces(f["MTF-" + number + "-2"].value); if (text == "") f.elements[i].value = letter; else f.elements[i].value = letter + "," + text; } } } function AllowReset() { return(window.confirm("Do you want to clear all of your answers?")); } // -->

Name:    Cells & Organelles

 

True/False Indicate whether the sentence or statement is true or false.
TF	1.	Organelles enable eukaryotic cells to specialize.
TF	2.	Chromatin carries a cell’s genetic information.
TF	3.	Nucleoli produce the RNA of ribosomes
TF	4.	Cells within a tissue carry out a common function.
TF	5.	The ribosome is the site of protein synthesis within a cell.
TF	6.	A unicellular organism is at a disadvantage when compared to a multicellular organism because a unicellular organism is unable to perform all life functions that a multicellular organism can.
TF	7.	Cell membranes are totally permeable.
TF	8.	As a cell gets larger, its volume increases at a faster rate than its surface area.
TF	9.	ATP is produced primarily in mitochondria.
TF	10.	The only difference between a plant cell and an animal cell is that plant cells have chloroplasts.
Multiple Choice Identify the letter of the choice that best completes the statement or answers the question.
ABCD	11.	Which of the following is not a function both multicellular and unicellular organisms can perform? a. coordinate the activities of organs c. produce other cells b. synthesize new living material d. regulate water balance
ABCD	12.	Structures that support and give shape to cells are a. Golgi bodies c. basal bodies b. microtubules d. chloroplasts
ABCD	13.	Which of the following functions are performed by both multicellular and unicellular organisms? a. regulating water balance c. producing other cells b. reacting to changes in the environment d. all of these
ABCD	14.	What structures are associated with cell division? a. mitochondria c. Golgi bodies b. chloroplasts d. centrioles
ABCD	15.	A complex network of membranes lying between the nuclear membrane and the cell membrane is the a. mitochondria c. cristae b. chromosomes d. endoplasmic reticulum
ABCD	16.	A particularly active cell might contain large amounts of a. chromosomes. c. mitochondria. b. vacuoles. d. walls.
ABCD	17.	The cell membrane a. allows all substances to pass into and out of the cell c. is composed mainly of a protein bilayer b. prevents all substances from passing into and out of the cell d. is composed mainly of a lipid bilayer
ABCD	18.	Sometimes these organelles are attached to the endoplasmic reticulum to form rough ER a. chloroplasts c. mitochondria b. ribosomes d. centrioles
ABCD	19.	One difference between prokaryotes and eukaryotes is that a. nucleic acids are found only in prokaryotes. b. mitochondria are found in larger quantities in eukaryotes. c. Golgi vesicles are found only in prokaryotes. d. prokaryotes have no nuclear membrane.
ABCD	20.	Cigar-shaped bodies in the cytoplasm known as centers of ATP production are a. Golgi bodies c. ribosomes b. mitochondria d. chloroplasts
ABCD	21.	Which of the following cells would probably contain the greatest number of mitochondria a. stomach cells c. bone cells b. muscle cells d. red blood cells
ABCD	22.	Any cell component that performs specific functions is called: a. an organelle c. a eukaryote b. a nucleus d. a microorganism
ABCD	23.	Hooke’s discovery of cells was made observing a. living algal cells. c. dead plant cells. b. living human blood cells. d. dead protist cells.
ABCD	24.	When the volume of a cell increases, its surface area a. increases at the same rate. c. increases at a faster rate. b. remains the same. d. increases at a slower rate.
ABCD	25.	Cells that have a high energy requirement generally have many a. nuclei c. mitochondria b. flagella d. microfillaments
ABCD	26.	Which organelles are a pathway for transport of materials a. endoplasmic reticulum c. mitochondria b. ribosomes d. Golgi bodies
ABCD	27.	Which organelle selectively destroys tissue to shape the bodies of animals during early development? a. lysosome c. cell membrane b. mitochondria d. ribosome
ABCD	28.	The ends of this structure pinch off to form lysosomes a. endoplasmic reticulum c. Golgi bodies b. mitochondria d. centrioles
ABCD	29.	A cell that can change its shape would be well suited for a. receiving and transmitting nerve impulses. b. covering the body surface. c. moving to different tissues through narrow openings. d. All of the above
ABCD	30.	Which organelles store cellular secretions? a. endoplasmic reticulum c. Golgi bodies b. ribosomes d. centrioles
ABCD	31.	Which of the following is not a specialized activity found in cells of Volvox (green algae) colonies? a. photosynthesis c. movement b. transmission of messages d. reproduction
ABCD	32.	Ribosomes are a. surrounded by a double membrane c. composed of proteins and RNA b. manufactured in the cytosol d. attached to the smooth endoplasmic reticulum
ABCD	33.	Lysosomes function in cells to a. recycle cell parts c. shape developing body parts b. destroy viruses and bacteria d. all of the above
ABCD	34.	An example of a prokaryotic cell is a(n) a. animal cell. c. bacterium. b. tree cell. d. “animalcule.”
ABCD	35.	Which of the following associations between a type of animal tissue and its primary function is incorrect? a. connective tissue—transport of substances around the body b. epithelial tissue—protective surface coverings c. muscle tissue—contraction d. nervous tissue—receiving and transmitting messages
ABCD	36.	Which of the following is not part of an animal cell? a. protoplasm c. cell wall b. nucleus d. cell membrane
ABCD	37.	The organelles associated with photosynthesis are the a. mitochondria. c. Golgi apparatus. b. chloroplasts. d. vacuoles.
ABCD	38.	The cell theory states that a. Unicellular organisms are exceptions to the rule b. cells come from other cells c. cell membranes have a fluid mosaic structure d. A and B
ABCD	39.	One early piece of evidence supporting the cell theory was the observation that a. only plants are composed of cells c. cells come from other cells b. only animals are composed of cells d. animal cells come from plant cells
ABCD	40.	The semifluid that fills most of the cell outside the nucleus is called: a. cellulose c. nucleoplasm b. cytoplasm d. pectin