Biology question and answers for December 22, 2023
- Q 7 Inhibitory phosphates that prevent M cdk from working are removed by what A ubiquination B proteosomes C cdc25 phosphatase D weel kinase E S cdk
- Q 5 What stage of mitosis is associated with sudden breakdown of the nuclear envelope A telophase B anaphase C prophase D prometaphase E metaphase
- Q Use the following answer key to answer Questions 1 7 B G1 C G2 D S E M A Go 1 Which phase of the cell cycle is DNA replicated...
- Q 6 What event is associated with cytokinesis A mitotic spindle formation B spindle attachment to kinetochores C formation of cleavage furrow by microtubules D formation of nuclear envelopes E formation...
- Q Your sister is pregnant with fraternal twins a separate fertilization produced each fetus What s the east one of the fetuses is female Multiple Choice O O O 1 3...
- Q A is a request for data results for action data or for both O Lists O Views O Query
- Q Which of the following is NOT on a credit report CREDIT REPORT O Date of birth O Gender O Race O Public records
- Q The time between the statement date and the payment due date without having to pay interest is called the O balance period O grace period O variable APR
- Q Dan s credit card company charges him a different interest rate each year he has an active account with them What type of interest rate does Dan s credit card...
- Q In mitosis a diploid cell divides O 1 2 identical O1 2 different O2 4 different O2 4 identical time s to produce cells
- Q What factors could have caused the African Buffalo population to increase from 1960 19757 Explain the effect increased buffalo population decreased buffalo population or had no effect of each factor...
- Q The first line of defense against pathogens is specific and it can be a physical or chemical barrier True O False Question 2 The list below contains examples of innate...
- Q lab you observe that all of the chromosomes in a cell line up in the middle of the cell single file You take a icture of the cell and label...
- Q Whereas meiosis normally yields four haploid 1n or 1X products which ONE is found as the products of meiosis i e after the second division when there is non disjunction...
- Q Which one describes how an amino acid substitution at position 12 in the polypeptide affects the functional properties of the mutant form of Ras known as Ras D in comparison...
- Q Which one is a classic example of loss of heterozygosity O A spontaneous mutation of the retinoblastoma gene RB1 to mutant recessive allele rb1 B mis folding of Ras protein...
- Q When a mitogen activated signal transduction cascade is activated what happens to a the phosphorylation state of pRB and to b the status of pRB s E2F binding switch O...
- Q Which one gives where mitogens can be found and where mitogen receptors usually are found A mitogens embedded in a cell s plasma membrane mitogen receptors in extracellular space outside...
- Q 1 What is the purpose of mitosis O To produce gametes O To produce more body cells O To stop the cells from dividing
- Q 6 Why do cancer patients lose hair after radiation treatment and chemotherapy 1 po O Because the radiation burns their hair O Because the cells don t divide frequently O...
- Q 5 What is cancer O When the mitosis of cells stops O When the cells destroy themselves O Out of control cell growth and division
- Q Homologous chromosomes synapse and crossing over occurs This occurs when a cell divides to form two cells that are genetically identical Centromeres split and sister chromatids are separated from each...
- Q Which of the following is true of a species that has a chromosome number of 2n 16 During the S phase of the cell cycle there will be 32 separate...
- Q 3 27 Cel din indudes O Ob interphase 04 iphase proph which is division of the nudes and which is
- Q 2 A cancer cell has a very high division rate even when no growth factors are present Which of the following a A gain of function mutation in a growth...
- Q The primary function of Asters in mitosis is Select one O a The dissociation of the nuclear envelop O b The formation of microtubule spindles to separate the daughter chromosom...
- Q What will be the chromosome structure of cells produced from a germ cell at the end of meiosis I with cytokinesis complete O The chromosomes will be in homologous pairs...
- Q Answer the following questions I expect your answers to be in your own words You can include analogies to explain what is happening For example you could say a nucleus...
- Q 36 Which is the direct target of S cdk which starts DNA replication A S cyclin B Cdc6 C Origin Replication Complex D DNA polymerase
- Q Why is meiosis important for sexual reproduction It allows the zygote formed from fertilization to have half the original number of chromosomes of the organism It allows gametes to have...
- Q What is the Maturation Promoting Factor MPF A an inactive enzyme that is waiting for activation by a cell surface signal B a kinase complex that is active when the...
- Q Which of the following represents the correct order of events during mitosis A anaphase telophase metaphase cytokinesis B prophase telophase anaphase metaphase C mitosis 1 mitosis 2 cytokinesis D prophase...
- Q 8 APC Anaphase Promoting Complex is responsible for which of the following events A Phosphorylation of nuclear lamins B Cleavage of kinetochore microtubules C Cleavage of cohesins
- Q 6 Which microtubules overlap and push the centrosomes farther apart during mitosis A aster B kinetechore C interpolar D contractile ring F ciliary
- Q Which class of proteins increase in concentration and then are rapidly degraded in controlling the cell cle A ubiquitins B phosphatases C kinases D Cdk inhibitory proteins E cyclins
- Q What phase of mitosis is associated with phosphorylation of nuclear envelope proteins A telophase B anaphase C prophase D prometaphase E metaphase
- Q 14 DNA damages causes an upregulation of p53 protein to inhibit progression through the cell cycle How does p53 block the cell cycle
- Q What is an advantage of a degenerate genetic code Mutations are less likely to alter protein sequence decreasing the chances that a mutation will have deleterious consequences to the organism...
- Q 58 What is the name for the proteins that DNA wraps around to form chromosomes 59 What is the final product of translation 60 Which of the following is the...
- Q List the stages of meiosis I and explain the events that occur during each stage Short Answer Toolbar navigation
- Q A cell is placed in a solution and almost immediately water begins to exit the cell causing it to undergo plasmolysis whereby it shrinks Compared to this cell the solution...
- Q Tetrad formation or synapsis and cross over occur during this phase of meiosis telophase 2 metaphase 2 anaphase 1 Str
- Q 3 points Pollination is an example of Ochemical diversity O O crop pest control 2 a possible source of new drugs an ecosystem service
- Q Which table correctly compares a virus and a living organism B Characteristic Composition Reproduction Genetic material Organelles Crystallization Characteristic Composition Reproduction Genetic material Organelles Crystallization Characteristic Composition Reproduction Genetic material...
- Q When a eukaryotic cell undergoes cellular division creating two new daughter cells that have the same number of chromosomes as the parent cell the cell has undergon A mitosis B...
- Q A fruit fly has the recessive trait of short wings It is crossed with a fly which is homozygous for the dominant allele of the gene and has the dominant...
- Q Airbags in automobiles during the collision reduce the impact force by extending the collision time O increase the impact force by extending the collision time increase the momentum by extending...
- Q Gene Mapping The fact that Gregor Mendel decided to study pea plants was a stroke of sheer luck Not only is it a simple organism to study but the characteristics...
- Q 64 A b sandwich forms when A two hydrophobic sides of b sheets interact B an a helix separates two b sheets C two amphipathic a helices interact D two...
- Q A translocation mutation is similar to except that it is between non homologous chromosomes nondisjunction A C crossing over B inversion D deletion
- Q A The empty cell shown to the right will not be viable B X become a polar body XX X C be haploid
- Q Question 2 Points 1 Land use rules typically are decided by O state government O county government O townships and municipalities O mayors
- Q A The final phase of diagrammed to the right indicates CAZIN mitosis B binary fission X XX X C meiosis
- Q Question 8 Points 2 Which of the following is NOT a basic aspect of communism OFree market O Central planning O Collectivization O State ownership
- Q In gel electrophoresis the smaller DNA fragments move faster through the gel than the heavier fragments thus creating bands A True B False
- Q Which of the following is NOT one of the functions of NK cells To read self antigens presented on somatic cells and determine them to be healthy and not to...
- Q Lacrosse 1 Lacrosse is considered a n 2 Lacrosse originates from which culture 3 Men s field lacrosse is played with game players on the field at once which ranges...
- Q A third ssDNA same amount and same buffer is added in a new tube with the same 5000 nucleotide long single stranded DNA You repeat the same experiment and noticed...
- Q A mouse embryo is produced with only one chromosome 16 Assuming normal sperm contribution a chromosome separation error could have occurred in A meiosis I only giving rise to an...
- Q When during the cell cycle are chromosomes visible during Mitosis O only when they are being copied O only during the G1 phase O only during interphase
- Q Which statement about the chromosome structure is CORRECT OA The q arm of the acrocentric chromosomes has satellites OB The centromere is the terminal part of the p arm OC...
- Q Procedure access 1 Go to the URL below follow the simulation http www biology arizona edu cell bio activities cell cycle cell cycle html 2 Complete the steps of simulation...
- Q Procedure 1 Obtain an onion root tip and whitefish slide from the slide holder and place your slide on the microscope stage 2 Observe the onion root tip under low...
- Q What is happening in the illustration below Read all answer choices before answering Both recombination and separation of sister chromatids Chromosomal recombination Both recombination and segregation of homologs Segregation of...
- Q When do daughter cells have the same karyotype as the parent cell they came from After meiosis II After mitosis After meiosis I After mitosis and after meiosis I
- Q After Meiosis I a typical animal cell is haploid with two copies of each homolog 1N 2X diploid with one copy of each homolog 2N 1X haploid with one copy...
- Q Question 7 1 point What type of animal cells will be used for the expe Omonkey liver cells Odog tail stomach cells Ohuman cheek cells human lung cells
- Q What process es is are illustrated in the images below Apoptosis Meiosis II Either meiosis I or mitosis Meiosis I Mitosis TH
- Q Part C Examining Two Base Pairs Base Pair Rise is the average distance between the planes of the two stacked base pairs The rise of the belix is The belix...
- Q The term chromatin refers to Select one O a protein units composing the nuclear pore O b eukaryotic DNA molecules along with their associated proteins O c the small and...
- Q What is an important role of the Golgi Select one O a Connects with the nuclear membrane to receive mRNA destined for ribosomes O b Lipid synthesis O c It...
- Q 10 Describe in detail how the spindles interact with the chromosomes 11 Why is it important for certain cells like skin cells to perfectly replicate their chromosomes while it is...
- Q Figure 1 Base your answer to the question on the diagram below and on your knowledge of biology The diagram represents the reproductive cycle of a squirrel species with 40...
- Q 24 A dog gave birth to the three puppies shown in the photograph below One of the puppies has darker fur on its face than the other two et callss...
- Q The figure below shows the normal pattern of chromosomal separation during Meiosis I and M which distribution of chromosomes would you expect in the resulting gametes Melosis I Melosis II...
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