Biology question and answers for December 21, 2023
- Q In people with xeroderma pigmentosa thymine dimers are formed which distort the structure of the DNA double helix causing problems during DNA replication and increasing the risk of skin cancer...
- Q In the nucleotide which was coding for the amino acid glutamate cytosine was deleted This is an example of a an spontaneous silent point induced mutation
- Q 68 To what level of structure do a helices belong A secondary B primary C tertiary D quaternary 63
- Q 1 Prophase I a Did homologous chromosomes synapse in prophase of mitosis b Crossing over increases genetic variability Why is this 2 Metaphase I How does the arrangement of chromosomes...
- Q What is the name for what is happening at the red arrow in this white fish Telophase
- Q Through the process of meiosis sex cells are produced that are OA unique with a half set of genetic information OB unique with a full set of genetic information identical...
- Q One of the stages of mitosis is shown above Which diagram below best represents the stage of mitosis that comes next SK VV VV f 704
- Q If you were to remove O2 completely from the cell s atmosphere how would it affect the Citric Acid Cycle It would increase its activity because O2 is a product...
- Q GC rich boxes Octamer boxes CAAT box mall nuclear pre RNA ATTTGCAT nonessential eukaryotic promoter sequence that binds cellular factors to increase the efficiency of transcription may be present several...
- Q Drag and drop the terms to complete the description of structure of DNA 1 The currently accepted model of the 2 The two strands that make up the double helix...
- Q If a cell is in G1 and never gets a green light at this checkpoint it will A start the cycle over B proceed to apoptosis C skip the cycle...
- Q How many cells in the field of view to the right are in anaphase A B C 0
- Q Mitosis and meiosis are processes involved in cellular reproduction Which of the following describe and event that results from mitosis but NOT meiosis two stages of cell division four daughter...
- Q aitosis The diagram shows a cellular process that occurs in organisms What is the name of this process endocytosis meiosis phagocytosis
- Q When both inside and outside of a cell have the same amount of water it is said that the cell has reached a state of osmosis diffusion hypertonic equilibrium
- Q Which of the following phrases best describes cancer controlled cell owth caused by utations in genes at control the cell cycle absence of cyclins in the DNA miltiple gene mutations...
- Q c that stores water utrients and waste products What is the function of this organelle Structures that transport and ship proteins like UPS Cite of cellular respiration also known as...
- Q Simple diffusion in a cell does not require energy but its rate can be increased by a A volume increase B thinner membrane C low solute concentration D catalysts
- Q progression through the cell cycle by Cyclins O Promote activating Cdks Prevent activating Cdks O Prevent inactivating Cdks O Promote inactivating Cdks
- Q 21 What did the gunters purchase on ebay and for what purpose 22 How did the Sixers cover up the
- Q Row 1 2 3 4 Formation Formation Growth of of Egg of Sperm Embryo mitosis mitosis meiosis mitosis meiosis mitosis meiosis mitosis meiosis meiosis meiosis mitosis row 4 Which row...
- Q True or false Nondisjunction occurs only in meiosis I O True False
- Q O True O False Question 7 Which of the following conditions leads to maximal expression of the lac operon O Lactose is present and glucose is absent in the medium...
- Q 5 Identify the Phases of Meiosis A B and C 15 pts
- Q 1 REVIEW PACKET 21 Label the cell structures in the following eukaryotic cell diagrams Identify the cell as a plant cell or animal cell Plant OR Animal Cell 22 Complete...
- Q What type of chromatin is considered to be transcriptionally inactive all the time O Constitutive heterochromatin Facultative heterochromatin O Euchromatin
- Q A researcher measured the temperature at which two different samples of double stranded DNA denature separate into single strands Sample 1 denatured at a significantly lower temperature than sample 2...
- Q 4 Which statement is false about allosteric regulation A Cellular response is faster with allosteric control than by controlling enzyme concentration in the cell B It is usually the mode...
- Q What second messenger stays in the membrane after cleavage of PIP2 O a phospholipase C a Ob 1 4 5 trisphosphate OC diacylglycerol d phosphatidylinositol 4 5 bisphosphate Oecyclic adenosine...
- Q Draw the orbital diagrams of the following compounds LiF KF NaCI MgO Li O Na S BeF What is the hydrogen bond How does the strength of this bond compare...
- Q What is NOT a feature of second messengers Oa The signal may be amplified significantly in the generation of second messengers b They are able to diffuse easily to other...
- Q In prokaryotes where does the Citric Acid Cycle occur Cytoplasm Rough ER Mitochondria Plasma membrane
- Q A cell membrane is composed of phospholipids with their turned in towards each other and their turned out A phosphates C fatty acids B heads D tails
- Q When during the cell cycle w Select all that apply Marks wi
- Q In the image below what is the value of n in the cell on the left PROCESS NONDISJUNCTION First melctic division Second meiotic division 2n 4 Homologs fail to separate...
- Q UTFIT A parent cell has 5 homologous pairs During meiosis L a non disiunction eve
- Q You cross a true breeding white buffalo to a true breeding black buffalo All the F1 are brown You suspect that the white phenotype is caused by a gene that...
- Q Which statement about the cell membrane is true OIt contains cellulose and sugars that are involved in communication OIt is present in animal cells only It is rigid and elastic...
- Q QUESTIONS The illustration below shows the changes in the membrane p channels to be inactivated 40 B
- Q A plant that is dioecious could also have perfect flowers 1 True 2 False
- Q Classifying a flower as imperfect depends on what O 1 missing sexual parts O2 flower shape O 3 where the flower grows 4 missing petals O 5 how often the...
- Q MMX The diagram above shows homologous chromosomes during prophase I of meiosis Which of the following correctly describes the process being illustrate mutation in which the DNA content of the...
- Q e viruses alive The scientific debate continues Viruses exhibit some characteristics of life but others are missing e MOST obvious reason why scientists still refer to viruses as non living...
- Q Use the chart below to answer the question Student Comparisons of Meiosis and Mitosis Student Outcome of Meiosis Outcome of Mitosis 1 two diploid cells four haploid cells two diploid...
- Q Parents can pass on chromosomes to their children that are different than their own when the new gene combinations are created by crossing over of sister chromatids during mitosis O...
- Q 6 c Interphase before S phase Prophase 2 of the simulation sketch the cell at the following stages Anaphase Interphase after S phase Metaphase Telophase Would the daughter cells have...
- Q le 4 Mitosis in Cancerous Phase of Mitosis Interphase Prophase Metaphase Anaphase Telophase TOTAL Chicken Stomach Cells Total of of Cell Cells Cycle 424 50 12 3 11 500 100...
- Q 4 Complete the table for fermentation Type of fermentation of ATPs produced Organisms that use it End products chemicals
- Q Drag and drop the stages and components of meiosis to their correct description Proteins that form a complex that seals sister chromatids together at their centromeres until Anaphase Il of...
- Q Drag and drop the terms to complete the events occurring in meiosis 1 In meiosis the first round of nuclear division separates 2 During meiosis variation in the daughter nuclei...
- Q Drag and drop the stages of mitosis and its components to match with their description Definition Apparatus composed of microtubules that orchestrates the movement of chromosomes during mitosis Stage of...
- Q Drag and drop the components of cell cycle to their corresponding category Definition Stage of mitosis during which sister chromatids are separated from each other Ordered series of events involving...
- Q ng and drop the stages of mitosis to the corresponding images depicting them Chromosomes condense and become visible Spindle fibers emerge from the centrosomes Nucleolus disappears Chromosomes continue to condense...
- Q Drag and drop the components of cell division to their definitions Definition Organized sequence of events that a cell passes through from one round of cell division to another Total...
- Q The basic components of a nucleotides are O A glycoprotein a nitrogenated base and a phosphate group A ribose a nitrogenated base and a phosphate O Adenosine Cytidine Guanosine Thymidine...
- Q O Anaphase Il O Anaphase I O Metaphase II
- Q Which of the following combinations would most likely contribute to the development of a superinfection O Short term use of narrow spectrum antimicrobials O Short term use of broad spectrum...
- Q Question Completion Status QUESTION 5 Match the description of the event to the stage of mitosis The mitotic spindle is fully formed The nuclear envelope begins to form The nuclear...
- Q 1 Compare the orientation of the kinetochore during mitosis with the orientations during meiosis I and meiosis II How does this change in the orientation affect these divisions
- Q The production of haploid N gametes is the main purpose of involved in growth and repair O meiosis mitosis budding mitosis O mitosis budding mitosis meiosis while
- Q Did purified rCptA show the same major band as CptA
- Q Date 3 8 4 Meiosis Questions Matching Match each statement with the correct phase 1 Chromatin is visible during this phase 2 During this phase chromosomes are first visible 3...
- Q Directions The following sentences require you to identify errors in grammar usag every sentence has an error and no sentence will have more than one error Each sentence error if...
- Q Which of the following statements regarding cyanobacteria is true O Cyanobacteria make iron rust Cyanobacteria are one of the building blocks of life Cyanobacteria changed the chemistry of the atmosphere...
- Q An advantage to using conventional fume hoods is that Select one O the velocity of air moves through the louvers and the sash opening O the velocity of the air...
- Q Q1 Select the correct option and then select the Submit button In the diagnosis of Case 1 which mechanism is directly impacted in the plant tissues or structure Leaf cuticle...
- Q Acute toxicity skin irritation carcinogenicity and reproductive toxicity are conditions associated with O Mental hazards O Health hazards O Hazards not otherwise classified O Emotional hazards O Physical hazards
- Q The EPA is responsible for what section O Chemical safety O Employee safety General safety Personal protective equipment
- Q umber of ientation of chromosomes at metaphase I results in an increase in the sex chromosomes possible combinations of characteristics gametes O homologous chromosomes tion 9 1 point Saved Listen...
- Q Which of the following is true about meiosis Used to replicate skin cells Does not require interphase Requires two rounds of cell division Results in four diploid cells uestion 4...
- Q Question 2 Name This Phase of Mitosis E
- Q Question 4 How many amendments did the states approve from the nearly 200 that were proposed during state conventions O 10 O 12 27 Points 1 07
- Q S 10 s sacca Instructure com courses 2452285 quizzes 5493540 take Name This Phase of Mitosis anaphase
- Q 5 Identify the following ph A B
- Q D Question 10 Which of the following happens during meiosis I Sister chromatids are separated Four daughter cells are formed The chromosome number per cell is conserved Homologous chromosomes of...
Get Answers to Unlimited Questions
Join us to gain access to millions of questions and expert answers. Enjoy exclusive benefits tailored just for you!
Membership Benefits:
- Unlimited Question Access with detailed Answers
- Zin AI - 3 Million Words
- 10 Dall-E 3 Images
- 20 Plot Generations
- Conversation with Dialogue Memory
- No Ads, Ever!
- Access to Our Best AI Platform: Flex AI - Your personal assistant for all your inquiries!