Cell Cycle and Cell Division Questions and Answers

rning Objectives 1 Distinguish between diploid and haploid cells

15 Explain the role of caks in the cell cycle control system

14 Distinguish the role of Chuck points in the control of the cell cycle

10 Distinguish between the 5 phases of mitosis

11 Illustrate the phases of mitosis

O 9 Describe the events that take place during interphase

Synaptonemal E complex Centromere Homologues Sister chromatids Kinetochore 12 E Image Description

Products of meiosis I in a frog A geneticist examines the karyotype of a diploid cell from a particular species of frog and determines that 12 chromosomes are present If a germ line cell from this species divides by meiosis then at the end of meiosis I each cell will have Check all that apply Check All That Apply 12 centromeres 12 chromatids 6 chromosomes

Sister chromatids are joined by centrosomes Onucleosomes O centrioles centromeres

1 2 PHASE 2 Phases of micrograp Complete the Match micr micrograph meiosis I b the images stained red Select Veri

I Anaphase I Telophase I Cytokinesis 1 2 PHASE 2 Phases of mei micrographs Complete the follo Match microsco micrographs to meiosis I by re c the images chro stained red Select Verify to

RATORY SIMULATION

83 A 1 2 3 Phases of m whiteboard Complete the fo Place the sket undergoing m by moving the whiteboard Place each na under correct names into the whiteboard Select Verify t

KRANKOS Meiosis V 1 VAG Prophase II Germ line cell Meiosis II 6 Meiosis I Do not replicate Chromosomes Anaphase II These four along the bottom go in stage specific order Synapsis and crossing over 2 Gametes 5 A Diploid B Metaphase I C Prophase D Telophase II E Anaphase I F Haploid G Metaphase II Homologous pairs align 3 Separate homologous pairs 4 Telophase I

Question 3 x is the two word name of the process happening below Spelling counts A b B C C C a C C a C C C a C

91 Question 2 Chromosome Duplication and Segregation Name and discuss the two chromosomal sequences structures areas and their functions whose job it is to ensure that the duplication and number of chromosomes are kept constant from one generation of the cell to the next Hint we ve briefly discussed them this week and in Topic 6 and they are required for DNA replication and chromosome segregation

Match the type of information with the fibers that carry it You stub your toe and feel pain 3000 You realize that you need to pee You scratch your head Your pupils dilate 1 somatic sensory division 2 visceral sensory division 3 somatic motor division 4 visceral motor division

Which cranial nerve sends fibers through the ethmoid bone OI olfactory OII optic III oculomotor VII facial

19 The image to the below illustrates O interphase O All of the above O Metaphase Cytokinesis n

Match the term with the appropriate defininition example The form of cell replication that takes place with bacteria This process typically occurs with the formation of rings made of FtsZ protein at the center of bacterial cells A Condensin B GO C Septation D Chromatin E Cancer F Karyotype DNA plus the histones DNA is wrapped around is called and makes up chromosomes G Centromere H Binary Fission Includes 2 SMC proteins for careful DNA looping The primary growth phase of the cell 1 46 J G1 The phase of the cell cycle in which the cytoplasm divides K Aster producing 2 daughter cells L Cytokinesis M Spindle N Tubulin O Cyclins 199 9090909090 How many chromosomes not pairs do human body cells possess An image or array of chromosomes found within a cell is known as this A resting state in the cell cycle The point of constriction on the chromosome that contains repeated DNA sequences The protein that forms microtubules The specialized arrangement of microtubules during mitosis The special proteins that are produced during the early divisions of embryos that help regulate cell cycle This checkpoint ensures that all of the chromosomes are attached to the spindles in preparation for anaphase Unrestrained uncontrolled growth of cells in animal cells

Question 1 Place the stages of mitosis in order starting with Interphase Prophase Interphase Telophase Anaphase Metaphase

You should buy an iPhone They re great I bought last year and it has given me nothing but flawless performance Begging the question O Faulty Analogy O Hasty Generalization Slippery Slope

President Obama says the tax increase is for revenue enhancement The phrase revenue enhancement is a O Euphemism O Hasty Generalization O Dysphemism WAPEN for tax increase

Genetic drift resulting from a disaster that drastically reduces population size is called natural selection gene flow the bottleneck effect the founder effect

What are the implications of mutations occurring in somatic cells versus gametes

How do we categorize the typ occur in the DNA

3 Spanish colonizers drove out the Incas MAA

Which of the following best describes how the process of crossing over during meiosis leads to an increase of genetic diversity During Prophase 1 sister chromatids separate from each other resulting in exchange of genetic material During Prophase 1 DNA replication takes place and homologous chromosomes trade places with each other O During Prohase1 DNA segments are exchanged between homologous chromosomes resulting in different combinations of genes O During Prophase 2 fragments of DNA break and attach to teh ends of other chromosomes resulting in different gene sequences

The total DNA content of each daughter cell is reduced during meiosis because O chromosomes replicate during the interphase between Meiosis I and Meiosis II O homologous chromosomes separate in Meiosis I O chromosomes do not replicate during the interphase preceding Meiosis I half the chromosomes from each gamete are lost during fertilization sister chromatids separate during anaphase of Meiosis I

If 2n 24 and a body cell is at G1 after completing mitosis how many chromosomes are present per cell are they replicated or unreplicated 12 unreplicated 24 unreplicated 12 replicated 24 replicated

DNA is duplicated twice during meiosis Once during the interphase preceding meiosis I and again in the interphase preceding meiosis II O True False

Non tumor somatic cells may divide 20 50 times before death occurs none of these is correct a b c be subject to constant division cease division when mature

The employment interview is usually only one part of the evaluation process but many administrators regard it as the vital make or break component of hiring It is not unusual for companies to interview from 5 to 20 individuals for each person hired O True O False

3 45 3 33 3 45 3 33 150 and Question 25 3 points 4 Listen What will happen to the interest rate and the equilibrium level of saving and investment if businesses expect stronger revenue flows from potential investment projects the interest rate will decrease saving and investment will decrease the interest rate will increase saving and investment will decrease the interest rate will increase saving and investment will increase the interest rate will decrease saving and investment will increase

A cell in prophase II of meiosis contains 36 chromosomes How many chromosomes would be present in a cell from the same organism if it were in Prophase I of meiosis

A cell in G1 of interphase has 12 chromosomes 2n 12 How many chromosomes and DNA molecules will be found per cell when this original cell progresses to the following Metaphase I of meiosis 12 chromosomes 12 DNA molecules 24 chromosomes 24 DNA molecules 24 chromosomes 48 DNA molecules 24 chromosomes 12 DNA molecules 12 chromosomes 24 DNA molecules

Which protein of the cytoskeleton will guide chromosomes during cell division Microtubules tubulin and Intermediate filaments Microtubules tubulin Microfilaments actin Intermediato filaments

1 Complete the nucleotide sequence of DNA replication for the daughter strand 1 12 12 pts A G T C GA T C A G T C

2 Identify the Phases of Meiosis A B and C 15 pts A B 65 C

5 Identify the Phases of Meiosis A B and C 15 pts A B C

Connect the information from the two columns regarding carbohydrates Monomers Functions Starch Cellulose Question 3 What type of lipid is shown Choose Choose Complex carbohydrate produced by plants for storage Monosaccharides Source of energy Polysaccharides Complex carbohydrates oduced by animals for storage Complex carbohydrate produced by plants for structure 0 5 pts

Which sentence describes a process that ensures variation will exist within an animal species

While investigating a medical condition you discover that the patient has an defective fibroblasts This disorder would most likely affect annulus formation hyaluronate lubrication of joints collagen production primary cell wall deposition

Record the number of cells in each phase of cycle for a while and click Record data again Repeat this process until you have recorded four sets of results and then find the average number of cells in each phase Trial 1 2 3 4 Avg 2 Analyze Interphase 18296 84 1208 1 20 1 Prophase 1821 8 122 3 2 0 Metaphase Anaphase 529 461 2 2 35 2 29 9 0 6 0 5 Which phase of the cell cycle is longest Explain your answers Telophase 461 2 29 9 0 5 Shortest Cytokinesi S

Record the number of cells in each phase of the cell cycle in the table below Then click Play wait for a while and click Record data again Repeat this process until you have recorded four sets of results and then find the average number of cells in each phase Trial 1 2 3 Interphase Prophase Metaphase I Anaphase Telophase Cytokinesi S

to flex the thigh and flex the leg to flex the thigh and extend the leg to extend the thigh and flex the leg to extend the thigh and extend the leg Question 12 1 point Listen Which muscles abduct the thigh the adductors the hamstrings the quadriceps femoris muscles the gluteus muscles

George has Galactosemia It is autosomal recessive His younger brother Fred does not have the disease nor do his parents The probability that Fred is a heterozygote is O1 8 1 4 1 3

Allele for purple flowers Locus for flower color gene Allele for white flowers Pair of homologous chromosomes Each chromosome in this homologous pair possesses a different allele for flower color Which statement about this homologous pair of chromosomes is correct These homologous chromosomes represent a maternal and a paternal chromosome Each of these homologous chromosomes consists of a single chromatid Therefore they must come from a haploid cell These homologous chromosomes are formed by DNA replication

Based on the bacterial growth curve shown below what is the growth rate constant k of this particular bacterial species Show all work round the final answer to 2 decimal places and make sure to include the appropriate units 3 pts Bacterial Concentration bacteria mL 1 09E 08 6 72E 07

Question 6 Rank the following molecules from highests energy amount available to the lowest energy amount available ADP AMP