Cell Cycle and Cell Division Questions and Answers

For DNP the LD50 is too close to the therapeutic dose range True O False

Which of the following is the overall equation for the cellular respiration of glucose C5H12O6 6 O2 5 CO2 6 H O energy ATP 5 CO2 6 H O C5H12O6 6 O2 energy ATP C6H12O6 6 026 CO2 6 H O energy ATP C6H12O6 energy ATP 6 CO2 6 H O 6 02

Summary of Meiotic Division for Human Cell Parental Cell IN Daughter Cell Meiosis Il FINA Duplication IN Daughter Cell chr DNA Meiosis Meiosis DOO o IN Daughter Cell IN Daughter Cell IN Daughter Cell IN Daughter Cell

6 In the O F test performed in this exercise served as a protein source served as the carbohydrate source whi

4 Semiconservative replication of DNA involves B each of the original strands acting as a template for a new strand us of 20 only one of the original strands acting as a template for a new strand the complete separation of the original strands the synthesis of new strands reassembly of double stranded molecules the use of the original double stranded molecule as a template None of the above D E STOR

4 Are your data consistent with the consensus explanation for the effect on membran permeability Explain 1 point

The nucleolus is the site of O protein synthesis O uncoiling and unraveling of chromosomes O ribosome assembly O lipid synthesis chromosome replication QUESTION 6 Cilia and flagella of eukaryotic cells are composed of microtubules in a 9 2 arrangement O protein fibers in a helical arrangement actin filaments in a 9 2 arrangement

The distinctive feature of chloroplasts is that they contain a green pigment called Gram stain chlorophyll O hemoglobin chromatin O keratin QUESTION 8 Plants fungi and bacterial all have nuclei Ocell walls chloroplasts lysosomes O mitochondria

QUESTION 1 Match the cell structure with it s correct function description Endomembrane system Nuclear pores Chromosomes Vesicles Nucleolus Lysosome Chloroplasts Ribosome Rough endoplasmic reticulum Smooth endoplasmic reticulum A Extensive network that weaves through the cell interior and by numerous organelles B Organelle which is the site for protein production C Membrane bound digestive vesicles D Organelle system where proteins are synthesized and packaged into membrane E Openings and shallow depressions in the nuclear envelope F Found in both plant and animal cells small membranous packages that store and transport materials G Plant specific organelle wrapped in nuclear envelope H Site of ribosome synthesis I DNA is wound tightly around proteins and packed into compact units J Organelle system where carbohydrates and lipids are synthesized

uestion 3 Match the cytoskeletal components to their correct descriptions Actin micro filaments Microtubules Intermediate filaments 3 points Save Answer A Responsible for cellular movements such as contraction crawling furrowing during cell division and formation of cellular extensions B Responsible for structural stability C Reponsible for cytoplasmic organization and moving materials within the cell itself

estion 1 Select all the principles of the cell theory that are true All organisms are composed of one or more cells and the life processes of metabolism and heredity occur within these cells Cells only arise from other cells Cells are the smallest living things Viruses are considered alive even though they do not have cells

Which of the six foods is being described lettube cells perform photosynthesis Help indicator test for simple sugar lipid protein Circle one answer If photosynthesis is taking place I would predict a positive

BEAT KSI YouTube xxx XYZ Homework Chapter 6 InQuizitive Assignment 2 sister chromatids 1 chromosome 1 homologous pair 4 chromosomes 4 sister chromatids Drag each label to the picture it describes Some labels may be used more than once Drag each item on the left to its matching item on the right Note that every item may not have a match while some items may have more than one match X W Norton InQuizitive 88 Questi I kno You can 100 point Act View A 1 Curr 9 Your g been Question

e Page s 111 112 6 1 Label a figure of the major stages of the cell cycle and explain the processes that occur during each stage Match the phase of the cell cycle to the correct description of what is occurring in that phase Note The steps are not in order Drag each item on the left to its matching item on the right G phase Go phase end of the G phase S phase cytokinesis mitosis In this phase cells are resting In this phase each daughter cell has received genetically identical DNA DNA replication occurs in this phase The cell has grown in size in preparation for DNA replication This is a major checkpoint to assure the cells are ready for cell division

Some types of sodium potassium pumps transport sodium out of the cell while transporting potassium into the cell This is an example of a O Antiport Aquaporin Uniport Symport

Cyclical unemployment can be reduced by more spending in the economy Frictional unemployment usually last longer than structural unemployment Structural unemployment can be reduced by training or education programs Frictional unemployment can be reduced through career services offices that help unemployed workers find employers Question 3 3 points Listen What is NOT a resource factor of production in economics ployment Money Capital Reproduceable inputs Human Resources

30 There are 30 million population who are under 16 military personnel and institutionalized 50 million adults who are not in labor force 10 million who are actively seeking jobs but cannot find a job 20 million of part timers 100 million of full timers 1 What is the size of the labor force 2 What is the unemployment rate Hint one of 4 76 or 6 19 or 7 69 or 9 23 3 What is the labor force participation rate Hint one of 57 14 or 61 90 or 72 22 or 85 71 or 92 3 4 What is the population Blank 1 Blank 2 Blank 3 lank 4 2 A

Opportunity cost There is no such thing as Microeconomics Fallacy of composition Economics was originally invented for studying the economy as a whole Question 22 3 points Listen Which of the following activities is excluded from GDP causing GDP to understate a nation s production Goods and services produced by firms Goods and services produced by the government Goods and services produced in the underground economy black market Goods and services purchased by foreigners

Homeless Stay at home parents Full time students Part time employees Retirees Question 30 3 points 4Listen Suppose a small economy produce 400 billion GDP in year one In year two 420 billion GDP was produced What is the growth rate of GDP for the country in year 2 4 5 1 10

expands from 14 to 15 million people from one year to the next Over the year real GDP per capita has decreased by 533 per person decreased by 25 per person increased by 533 per person increased by 25 per person Question 33 3 points 4 Listen What is NOT a correct statement about investment in economics Acquiring capital goods is investment The opposite word for investment is consumption Investment increases labor productivity and productive capacity Purchasing financial assets i e company share is investment

sten Cholesterol is a 11 which terpene is the basis for many animal and plant vitamins fatty acid functions in energy storage steroid is the basis for many animal and plant hormones steroid is a component of eukaryotic membranes and is the basis for many animal and plant

II What values did Sun Yatsen s Three People s Principles encompass 12 Why in his reorganisation of the GMD did Sun put such emphasis on the military

5 What was the greatest threat facing Civil war soldie

22 Which of the following statements is FALSE regarding the E coli phosphotransferase system PTS a The transmembrane protein complex through which the substrate moves into the cell is specific to the substrate being transported b The substrate is phosphorylated after it is moved across the cell membrane making it different from the external substrate thus ensuring the substrate always travels down its concentration gradient c The system is an example of an antiporter d The PTS system can be used to transport several different types of sugar 23 Which of the following statements regarding phospholipids of the bacterial cell membrane would be FALSE a They consist of a glycerol ether linked to three fatty acid chains b In a membrane bilayer the fatty acid tails face one another in the interior of the membrane resulting in a hydrophobic interior c The two layers of the bilayer are called leaflets d The head group attached to the phosphoryl group can include charged molecules 24 You are studying life forms in extreme environments and you have discovered a microorganism that contains cardiolipin hopanoids and ester linkages in the membrane It also has arabinans galactans and phenolic glycolipids in the cell wall This microorganism is most likely related to a Archaea b Gram positive bacterial c Gram negative bacteria d Mycobacteria 25 Bacillus subtilis can use glucose as both a carbon and energy source This would be an example of a chemoautotrophy b photoautotrophy oth c chemoheterotrophy d photoheterotrophy 26 A photosynthetic organism that uses light energy to extract electrons from H O would be considered a an a Photoheterotroph b Oxygenic phototroph c Anoxygenic phototrophing d Chemoorganotroph 27 During chemotaxis what determines if an organism is randomly tumbling about or running toward the chemical attractant a The direction of rotation of the flagella b The direction of rotation of the pili c The orientation of the organism in relation to the Earth s magnetic field d The presence or absence of a flagellum When the flagellum is absent the organism tumbles when it is present it runs

6 How do you recover acetanilide from its ethyl acetate solution after separation of the mixture of Benzoic acid and Acetanilide by liquid liquid extraction 1 points

2 Calculate the volume of 1 5 M KOH solution that would be required to completely extract the Benzoic acid from a mixture containing 2 44 g of Benzoic acid and 2 040g of acetanilide 2 points MW KOH 56 g mol Benzoic Acid 122 g mol important Use the weight of the acid and not the total weight

Where in a globular protein the following alpha helix would reside S Y H R K S N C D G E C O in the interior O protruding out from the surface alpha helices are always in the active site of an enzyme O lying on the surface

interstate Which of the following is important to do A Come to a full stop before entering the interstate Adjust your speed to the flow of traffic already

wa 2n 6 cell going through all of the phases of Meiosis 5 points

Draw a 2n 4 going through all of the phases of Mitos

the cell would eventually swell up and burst lyse True False Question 21 0 5 points Listen Both phagocytosis and pinocytosis are forms of endocytosis True False Question 22 0 5 points Listen Plant cells will usually burst if in a hypotonic solution

Osmosis Pinocytosis Active Transport Endocytosis Question 24 0 75 points Listen Water always moves from a hypertonic solution into a hypotonic on

usually by forming a channel in the membrane True False Question 17 0 5 points 4 Listen The process by which a white blood cell or an amoeba engulfs bacteria is called phagocytosis True

Which of these processes can move a solute against its concentration gradient diffusion osmosis active transport passive transport facilitated diffusion Question 15 0 5 points Listen A hypertonic solution has a water concentration greater than that that is found inside the cell True

Oxygen and carbon dioxide gas can pass easily through the cell membrane by simple diffusion True False Question 13 0 5 points Listen Crenation of red blood cells results when the red blood cells lose water into a fluid environment that contains more solutes than the cell True

Each of the following is typical characteristics of an integral membrane prote transmembrane segment except 20 30 amino acids long composed primarily of hydrophobic amino acids All are characteristics of a typical transmembrane segment x helical structure Question 8 0 75 points 1 Listen The presence of trans fats in membranes membrane fluidity increases decreases increases or decreases

Water moves across the plasma membrane into or out of a cell by osmosis when O water diffuses through a semipermeable membrane toward a higher solute concentration water diffuses through a semipermeable membrane toward a lower solute concentration there is an equal solute concentration on both sides of the membrane a high solute concentration opens an aquaporin channel ATP hydrolysis drives aquaporin transport uestion 6 0 75 points Listen One way in which ions are specifically transported into the cell is via simple diffusion ABC transporters gated channels

The phosphotransferase system is called that because O a phosphate is lost when ATP is hydrolyzed to provide energy to get glucose across the membrane O a phosphate group is coupled to the transport of glucose using a symporter O a phosphate group is coupled to the transport of glucose using an antiporter a phosphate group is transfered onto glucose as it enters the cell converting it to glucose 6 phosphate

Trace the path of water flow through a leuconoid sponge osculum flagellated chamber prosopyle apopyle ostia excurrent canal

e Page 97 5 4 Describe the role of enzymes in metabolic pathways Complete the following sentence Enzymes bind to specific active sites Drag word s below to fill in the blank s in the passage and decrease chemical reactions resulting in new rubisco products substrates catalyze

Oxidative phosphorylation produces more of which high energy product in the cell Click the molecule in the figure Click or tap the appropriate place in the image NAD NADH H O H H HO H H H O H ADP H Open Image In New Window P ATP synthase OI OI ATP H H

96 99 5 7 Compare and contr For both of these reactions photosynthesis and respiration drag the initial electron donor and terminal electron acceptor to the appropriate electron transport chain O as acceptor NADH as donor NADP as acceptor H O as donor Light HO Light NADP H PSI HADPH H ADP OH H ATP ATP synthase H H NAD NADH S H H FAD FADH H H H O ADP ATP ATP synthase 040

ePage s 98 100 5 3 Define the importance of ATP in a cell Rank the following from highest top to lowest bottom ATP production Start by clicking the first item in the sequence or dragging it here Drag the items below into the box above in the correct order starting with the first item in the sequence oxidative phosphorylation where one glucose molecule started into cellular respiration photosynthesis two glucose molecules processed during glycolysis anaerobic respiration of a glucose molecule Krebs cycle where three glucose molecules started into cellular respiration

8 When a law enforcement officer signals you to pull over you should Pull off to the side of the roadway and keep your seatbelt fastened Locate your Driver s License and registration so it is ready when the officer comes Pull over to the right side of the road and get out of the vehicle

Drug overdose deaths along with alcohol related deaths and suicides may be considered deaths of despair which have contributed to recent declines in US life expectancy An important contributor to this broad based social despair is O Racism O Social disparities Likelihood of engaging in riskier substance use Economic insecurity and the lack of economic opportunity

Part A What phase of mitosis is shown in Image A

Part A What is the name of the division of cytosol and organelles as shown in image C 7 A

C A What phase of mitosis is shown in the image labeled D B D

Read this experiment and then answer the question below Michael wanted to see what kitchen cleaner worked best for cleaning his counters For each cleaner he put 5 milliliters of grape juice on the counter sprayed the cleaner and wiped it with one paper towel What is the independent variable in this experiment the cleaner used cleanliness of the kitchen counter 5 mililiters of grape juice there is not one

The lipid bilayer of a cell membrane is composed of what type of molecules Your submission doesn t have the correct number of answers Answers should be separated with a comma No credit lost Try again Qubmit Previous Answore Ponucot And