Cell: The Unit of Life Questions and Answers

OA ribosomes OB rough endoplasmic reticulum OC mitochondria OD lysosomes Question 6 1 point 4 Listen A solution is said to be isotonic if it contains A more nonpenetrating solute particles than the interior of cells O B fewer nonpenetrating solute particles than the interior of cells

Question 6 1 point 4 Listen population of 25 individuals 11 are homozygous recess

Provide details for a Name of the organelle b Provide 1 3 specific words to describe its function A F H J L CELLS alive Plant Cell Worksheet B W M BURAD N D E K P 1 mark 1 mark

a Name of the organelle b Provide 1 3 specific words to describe its function 6 8 10 CELLS alive Animal Cell Worksheet 31 12 14 4 15 5 13 9 1 mark 1 mark

Plasmids must have an ori This is an abbreviation for the O Operculum O Operon O Origin of replication Original locus

Cell membranes consist of both a lipid bilayer and protein components Which of these is not a function of membranes They are involved in energy production They can self heal small wounds like a puncture They are a permeable barrier They are involved in cell signaling All of these are functions of cell membranes

Move the terms into the correct empty boxes to complete this concept map describing cellular transport simple diffusion net flow of water out of cell cell in 20 NaCl no energy no carriers Reset results in active transport phagocytosis carrier protein no energy bulk transport cell in saline Cellular Transport osmosis facilitated diffusion no net flow of water in or out requires energy surroundings hypertonic surroundings isotonic surroundings hypotonic net flow of water into the cell cell in pure H O pinocytosis transporting large molecules ingesting pathogens 1

What is the most correct chemical reason that phospholipids are able to form cel membranes O They are covalent They are non polar O They are amphipathic They are polar

Sister chromatids separate during O metaphase of mitosis O anaphase I of meiosis 700 O anaphase of mitosis O metaphase II of meiosis

Explain how mitochondrial dysfunction affects the electron transfer chain and the proteins

Cell cycle checkpoints that check for the quality of the DNA would most likely be active O before cytokinesis O during G1 O during metaphase O after S phase during G2

PURPOSE The purpose ito observe th growth and Identify the Colonization EXPECTED RESULTS 1 In the environments you sampled which will have the greatest amount of growth on the nutrient agar plates H has the greates amount of growth 2 Do you expect turbidity in the unsterilized nutrient broth that was incubated 3 Will nutrient broth or nutrient agar provide more information on the variety of bacteria in an environment RESULTS Fill in the following table with descriptions of the bacterial colonies on your plates and your classmates plates Use a separate line for each different appearing colony Area sampled Incubated at 32 C for 1 days Colony Description Estimated Diameter Whole Colony Appearance 2cm colony undulate Margin Elevation Pigment Convex y ellow Number of This Type

Which of the following cellular connections easily allows small molecules to travel from one cell to another Otight junctions O integrins O desmosomes O gap junctions

The cytoplasmic membrane is most permeable to O nucleic acids like messenger RNA O gases such as oxygen and carbon dioxide O carbohydrates especially monosaccharides like glucose O proteins especially plasma proteins in the blood

2 Draw a proposed glycoprotein involved in cell cell recognition or signaling embedded in a cell membrane Draw the glycoprotein with five transmembrane regions Separately draw only its primary structure not embedded in the membrane with hydrophobic and hydrophilic regions labeled

1 Sketch out a cross section of a cell membrane showing a proposed transporter involved in either facilitated diffusion or active transport Include and label the following phospholipid bilayer show head group and tails hydrophilic and hydrophobic regions of the transporter including possible amino acids concentration gradient and direction of transport and whether transport is passive or active

9 Which statement about the effects of diabetes mellitus is true The placenta does not produce progesterone b The hypothalamus does not function c Insufficient calcium enters the cells d Insufficient glucose enters the cells 10 Which hormones are secreted by the islets of Langerhans in the pancreas a insulin and oxytocin b insulin and calcium c insulin and thyroxin d insulin and glucagon

Retrotransposons transpose through the RNA intermediates O True O False

Before beginning this tutorial watch the lour of a Plant Cell animation Y Part A Comparing plant cells and animal cells Plant cells and animal cells share many of the same structures but each type of cell also has unique structures In this activity you will indicate which cell structures are found only in plant cells only in animal cells or in both plant and animal cells Drag each cell structure to the appropriate bin If a structure is found in both plant cells and animal cells drag it to the both bin View Available Hint s chloroplast plant cell only cellulose cell wall mitochondrion endoplasmic reticulum nucleus animal cell onl central vacuole Golgi apparatus centriole cytoskeleton plasma membrane Reset Help both 2 of 10

and animal cells Drag the correct label under each cell structure to identify whether it is found only in animal cells only in plant cells or in both types of cells Labels can be used once or more tham Lysosome Found in both PLANT and ANIMAL cells Cell Wall Found in ANIMAL cells but not most plant cells Nucleus Im Found in PT cells but not animal cells Chloroplast Reset Help Rough endoplasmic reticulum ER

cen below Drag the appropriate labels to their respective targets Not all labels will be used chloroplast peroxisome centrosome intermediate filament microvilli cell wall smooth ER rough ER ECM Golgi apparatus nucleolus vacuole plasma membrane flagellum ribosomes microtubule nucleus vesicle lysosome mitochondrion plasmodesma nuclear pore microfilament Reset Help

Part A The endomembrane system ale system watch this BioFlix animation Endomembrane System Drag the labels onto the flowchart to trace the movement of proteins through the endomembrane system and out of the cell I Vesicle from ER Golgi apparatus Plasma membrane Rough ER Vesicle from Golgi Reset Help

Part B Plant organelle functions Drag the correct description under each cell structure to identify the role it plays in the plant cell View Available Hint s modifies and packages proteins plant cell wall regulates cytoplasm composition creates internal pressure and stores cell compounds makes sugar by converting light energy into chemical energy central vacuole houses the genetic information of the cell chloroplast D strong protective structure made from cellulose fibnis mitochondrion are Reset produces chemical energy ATP that can power the cell Golgi apparatus Help

Who was the President during the Great Depression and World War II O Franklin Delano Roosevelt O John Kennedy

TEST IT Plant Tissues Which feature of parenchyma cells stores water Thick cell walls Thin cell membranes Large vacuoles Large amounts of cytoplasm 2 of 4 QUESTIONS SUBMIT

NNNN N C C C C H Figure 3 1 A enantiomers B cis trans isomers Oa The two molecules shown in Figure 3 1 are best described as C optical isomers N C H H H C C C H NHH D structural isomers H

How did the Fordney McCumber Tariff end up hurting the United States A provision loaned money to Germany which it would never see again O A provision loaned money to Germany which in turn paid its war reparations to Allied countries th used the money to pay off their debts to America thus the U S was being repaid with its own money O It set tariffs so high on European goods that those countries could not earn enough money to repa their war debts to the U S

Match the following descriptions to the correct organelles or cell structures Options can be used once more than once or not at all Both protein and lipid synthesis occurs at this large organelle which also has other functions Highly acidic organelles that digest waste as well as molecules taken in by endocytosis Bud off from other organelles and carry materials between organelles and or the plasma membrane Cytoplasmic protein filaments that function in cell movement cell organization and cell Golgi apparatus Choose Choose Choose 4

All cells share some fundamental traits most likely inherited from our shared prokaryotic ancestor that existed around 3 5 billion years ago Which of the following is NOT a trait shared by all cells OCytoplasm surrounded by a lipid bilayer Genetic information encoded in DNA within the nucleus Ribosomes that translate mRNA into proteins Activated carriers such as ATP to store useful energy

Which of the following securities is expected by its owners to pay interest A bonds B common stock O C preferred stock O D depository receipts

Which of the following statements about mitochondria is false They are present in both plants and animals They most likely arose from ancient engulfed bacteria O They are endosymbiotes dependent upon eukaryotic cells to survive They are the location of aerobic cellular respiration in eukaryotic cells All of these statements are true

Which type of microscopy can be used to image intact cells while they are alive and functioning O Light microsopy Electron microscopy Both light and electron microscopy Neither light nor electron microscopy

Which structure is highlighted sudoriferous gland Ohair root Ohair bulb O arrector pili muscle Copyright by SOMSO 2010 www somo com

Which structure is highlighted stratified squamous epithelium non keratinized stratified columnar epithelium stratified cuboidal epithelium O stratified squamous epithelium keratinized P

Which structures are highlighted Ogoblet cells cilia Opseudostratified columnar epithelium microvilli

1 Label the animal and plant cell diagrams below by placing the correct numbers on each organelle in the diagram Use the word banks to help you HD 39 ANME JADRAD 1 Golgi body 2 Nuclear membrane 3 Cytoplasm 4 S E R 5 Mitochondrion 6 Nucleolus 7 Centrioles 8 Chromatin 9 Cell Membrane 10 R E R 11 Vacuole 12 Mitochondrion 13 Nuclear membrane 14 Chloroplast 15 Cell Wall 16 Golgi Body 17 Nucleolus 18 ribosomes 19 Chromatin 20 Cell Membrane 21 R E R 22 S E R

What s your take on the concept of the movie Spiderman How probable is it to acquire spider traits from getting bitten by a spider State and explain your hypothesis m HE HE E T T S PA 29

Biologists recognize the following levels of cell organization cellular multi cellular organ system and organism cellular tissue organ system and organism cellular tissue system and organism cellular tissue organ and system

4 Why is the cell theory considered a scientific theory OA SO B OC O D It has always been proven to be correct It was proposed by several scientists It is an explanation that is well supported It was formed over 100 years ago

Label the image to demonstrate your understanding of bacterial cell structures Structure is differentiated by Gram stain procedure Often carry genes of antibiotic resistance and can be passed from one cell to another Common target for antibiotics due to a different structure from the eukaryotic version Hollow tube involved in conjugation Contains the genetic material of the cell Provides motility Only found in gram negative bacteria External structure for attachment to surfaces Allows for greater pathogenicity because it blocks phagocytosis by white blood cells

Which structure is highlighted O stratified squamous epithelium non keratinized stratified cuboidal epithelium O stratified squamous epithelium keratinized O stratified columnar epithelium

EXTRA CREDIT 1 point it will be graded manually Insulin is administered to increase blood glucose levels Tru False

lect the correct answer from each drop down menu Which cell organelle underwent a change that caused this plant to wilt and droop Which cell organelle helps the plant maintain its structure during such stress The release of water from the vacuoles of the cells caused the plant to wilt and droop The cells helps the plant to maintain its structure during this period of stress Rocat Noxt cell membrane cell wall in the plant s Submit Test

18 Which cell part converts chemical energy stored in food into usable energy ATP q Golgi apparatus r Mitochondria s Endoplasmic Reticulum t Lysosome 19 Which cell part would you expect to find in plant cells but NOT in animal cells a Chloroplast b Mitochondria c Endoplasmic reticulum d Cytoskeleton 20 The organelle responsible for converting solar energy energy from the sun into chemical energy stored in glucose sugar Mitochondria a b Chloroplast c Ribosomes

Which amino acids are considered structurally special Why 03 57

Which lipid of the bacterial cell wall causes septic shock when released inte the bloodstream What are the characteristics of the acid fast cell wall is

Which structure is highlighted O capsule Olymphoid follicle trabeculae O reticular fiber P Pearson

The highlighted cell O initiates an inflammatory response Odestroys parasites O differentiates into macrophages Osecretes antibodies 502 88 Pearson

Which of the following is a function of the highlighted cell inflammatory response oxygen transport O phagocytosis O destruction of parasitic worms Submit Request Answer

A During alternation of generations the sporophyte generation is and the gametophyte generation is B C