Biology question and answers for August 11, 2023
- Q The trait for medium-sized leaves in iris is determined by thegenetic condition PP'. Plants with large leaves are PP, whereasplants with small leaves are P'P'. The trait for red flowers...
- Q BackgroundNumerous studies have shown that the intracellular redoxpotential of the cell is important to cell growth. Cellular redoxpotential can be determined by the amounts of the reduced coenzymeNADPH, a principal...
- Q Ectotherms and endotherms have different energyrequirements.      a) Define each of these types of organisms in relation to theirthermoregulation and provide an example of each.      b) Which method of thermoregulation is an advantage...
- Q In water snails, shell coiling displays maternal effect andright-handed shell coiling (D) is dominant to left-handed shellcoiling (d).A heterozygous left-handed female is crossed with a heterozygousright-handed male.1. Their offspring will...
- Q Explain how negative gene regulation is utilised in bacteriallactose metabolism.5 marks!!!
- Q Name and compare the two major protein secretory pathway’s(Protein Secretory Pathway vs Delivery to endosomes) originatingfrom the trans-Golgi Network (TGN)?
- Q In D.melanogaster, a homozygous female with mutations for vestigialwings (vg), black body (b) and purple eye color(pr) was mated to a homozygous wild-type male. All theF1 progeny, both male and...
- Q Answer the following questions on the article: What arethe main arguments in the article? What is the point of thisarticle? What topics are covered?Use proper grammar and sentence structure. Use...
- Q True or False?Enzymes are totally consumed in a chemical reaction.Glucose is a universal food molecule for most organisms.Anabolic reactions release energy.Endomthermic reactions release energy.Catabolic reactions result in the formation of...
- Q Explain the structure and function of cilia, flagella, andpseudopodia
- Q Create a paragraph or two to address the followingprompts.What are the steps of the scientific method? Describe them.What are variables? Discuss the different types of variables.Why is the scientific method...
- Q You have been studying hard for the last few days and you havecompletely forgotten to eat since yesterday morning. Explain howyour short fast affects lipid metabolism in your body and...
- Q how to look at a basic graph and draw conclusions from it. (writedown) explain
- Q EvolutionName of article: Ecological Knowledge, Leadership, and theEvolution of Menopause in Killer Whales- Summarize and explain what the article is about! (CAN SOMONEPLEASE HELP ON THIS!!!!)- What are the authors...
- Q Which modifications on the extender unit would survive thepost-Ââ€PKS modifications from the aflatoxin B1 pathway?
- Q What are the 2 major jobs of the kidney, how do terrestrial vs.aquatic vertebrates change their kidney structure to accommodatethe demand of water vs. terrestrial environment? (give example)Explain why or...
- Q There are two parts to this question. Describethe basics of the sympathetic and parasympathetic divisions of theautonomic nervous system. Compare what happens tothe heart rate, digestion, respiration, and pupillary response...
- Q 1. Describe simple and facilitated diffusion in passivetransport?a. simple diffusionb. facilitation diffusion2. Describe osmosis?
- Q Hello to every one on this page. Below is the results from theexperiment conducted on your plants extracts for your projectwork.The media (Muller Hinton agar) was seeded with 100ul of...
- Q The number of enzymes common to Krebs and glyoxylate cycles is3Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â b. 4Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â c. 5Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â d. 6The number of AcCoA units used in one turn of the glyoxylatecycle is4Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â b. 3Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â c. 2Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â Â d. 1The number...
- Q Explain how mutations in EGFR and other MAPK components can leadto cancers.
- Q Question 21What is the fundamental difference between covalent and ionicbonding?In a covalent bond, the partners share a pair of electrons; inan ionic bond, one partner accepts electrons from the other.Covalent...
- Q A difference between glycolysis and gluconeogenesis is thatgluconeogenesis takes place in the mitochondriagluconeogenesis uses 14 steps to 10 for glycolysisgluconeogenesis uses GTPgluconeogenesis produces more energy than glycolysisIn the muscle, hexokinase...
- Q If de novo fatty acid synthesis is active would you expect malicenzyme to be active or not? Please explain.
- Q Which of the following is true about action potentials?When a neuron is inactive or resting, the neuron is said to bepolarizedMyelin insulates the axon to prevent leakage of the current...
- Q T.C and her husband are talking one evening, and youoverhear that they are very dissatisfied with the care provided bythe physician.they believe that he has mismanaged T.C care.they arediscussing getting...
- Q The biomedical engineering department in the hospital has beenasked to calibrate the pulmonary function equipment. It helps tounderstand the major tests that will be conducted. Correctly matchthese pulmonary function tests...
- Q describe how the various types of protozoans move, andgive an example of each type
- Q How does the hypothalamus and anterior pituitary turn neuronalAP and turn them into hormones for secretion? Â
- Q In cucumbers:Dull fruit (D) is dominant to glossy (d)Orange fruit (R) is dominant to cream (r)Bitter cotyledons (B) are dominant to nonbitter (b)A cucumber with the genotype ddRrBb was crossedto...
- Q 1,)The chemical composition of the peptidoglycan carrierbactoprenol is highly hydrophobic. Explain why this is necessaryfor bactroprenol to carry on its function2.)Briefly describe the mechanism of action of beta-lactamantibiotics such as...
- Q Compare and contrast transformation, transduction andconjugation. Include at least 5 different comparisons/contrastsbetween all three.
- Q ( This is the 3 topic for question 1) DNA is a double-strandedhelix, DNA and RNA are polymers of nucleotides, DNA replicationdepends on specific base pairing1) Post three topics or...
- Q How we can get a benefit from association colloids inpharmaceutical field
- Q In commercial crop production, growers often plantlarge quantities of just a few plant varieties. What is a majorproblem associated with this practice?a. This practice decreases the efficiency of local insect-drivenpollination.b....
- Q Question 11Which of the following is a trace element in the human body?hydrogenoxygenzincnitrogenQuestion 12Which of the following statements regarding matter isfalse?All matter is composed of elements.All matter exists in the...
- Q Describe the three basic methods for contructing a life table (2main methods, one of which has 2 submethods). For each one explainhow data are collected and entered into a life...
- Q Explain the difference between core and menu objectives foreligible professionals.
- Q 1.) A researcher unexpectedly identified mutant bacteriadeficient in the FtsZ protein. Their growth appeared filamentous,and displayed incomplete cell division. Explain the role of theFtsZ protein and how a deficiency would...
- Q What drives the uptake of soil solution by plantroots?a. active transport of soil solution into the root hairs and tothe steleb. osmosis of water from soil toward mineral concentrations inthe...
- Q Living things are over 70% water. This is central to life ofearth. Explain how the structure of water directly relates to itsrole at the solvent of life. Include in your...
- Q How would you describe bulk density of soil to a non-scientist?Include some examples of bulk densities and your interpretation ofthose values.
- Q Please answer this question ASAP an explain in detail. I reallyneed it before the night is over.a) Explain what a catalytic process is and how it is differentfrom the non-catalytic...
- Q In the FAB classification of leukemia, Acute MyelomonocyticLeukemia is:Â Â a. M1b. M2c. M3d. M4e. M5Which FAB classification is represented by the followingdata:Blasts comprise 50% of the nucleated cells in the peripheralblood30%...
- Q Which does not describe a major difference in the growth ofplants versus the growth of animals?Select one:a. Plants can grow by producing additional phytomers; animalsgrow by enlarging.b. A baby plant...
- Q 1. Did you find similarities among the different bacterialcultures colony morphology?2. What are some other ways to differentiate bacteria, if thethe colony morphology is similar?
- Q Mitosis and Meiosis True/ False:True or false?1. The centromeres of metacentric chromosomes are located towardone end of the chromosome.2. The attachment point on the chromosome for spindlemicrotubules is on the...
- Q Which statement about alpha waves is NOT true?Select one:a. Alpha waves tend to be strongest when the subject has hiseyes open and is alert.b. Alpha waves may be expected to...
- Q What are the different forms of extracellular signaling
- Q Question 1:Why is it important to provide detailed information about themethods used in an experiment?Question 2:Convert 0.75 lb to mg?For the calculation show all the steps in the calculation andfinal...
- Q Mr. Mark is a 42 year male of African origin. He has a demandingdesk-based job and frequently has to work long hours. He rarelyeats regular meals and so has developed...
- Q When recording an EEG, electrical activity in the brain isabsent if the subject:Select one:a. All of the aboveb. Is asleepc. Is deadd. Has her eyes shute. Is lying down
- Q 1) in this scenario - you are in charge of establishing afully-functional, microbiology diagnostic laboratory. Describe theissues you need to consider and the processes you would need to putin place....
- Q 4. What is the law of independent assortment and what featuresof the cell cycle contribute to this phenomenon? Please be specificand concise.5. briefly explain why is it possible to have...
- Q The PFK1 enzyme is regulated by a number of factors in the cell,including the level of ATP. ATP is not onlyinvolved in the reaction the enzyme catalyses but also binds...
- Q Differentiate between monocots and dicots with appropriate examplesand diagrams
- Q Thinking ahead to the remaining topics, what happens to histonesbound to eukaryotic chromosomes before and during DNA replicationand transcription?
- Q What do we know now about the link between human diseases andgene mutations.
- Q 2. Energy requiring transport mechanismsincludeA. Primary active transportB. DiffusionC. Facilitated diffusionD. Both A and B are correctE. Both A and C are correct3. The fixation of nitrogen requires_______.A. Fe-Mo proteinB....
- Q 3.Which of the following microscopes would you use if you wantedto observe a livingParameciumfrom a drop of pond water?a. compound light microscopeb. confocal microscopec. stereo (dissecting) light microscoped. scanning electron...
- Q 12. In simple diffusion a soluteA. Is propelled by random molecular motionB. Moves up its concentration gradientC. Moves across a membrane because of an input of freeenergy.D. Both A and...
- Q Discuss the physical characteristics of the ecosystem thatinfluence the productivity of savannah rangelands
- Q 1. a) List and explain five of the factors that may influencethe photosynthetic rate of range forage plants. b) Demonstrate howthese factors may be modified by the range manager.
- Q BIOCHEM: Draw a Ramachandran plot for a 4-helix bundleprotein.*)Please walk me through how to draw the plot in detail ifpossible, as I really want to understand this concept well. Thankyou!
- Q The dairy sector is not well developed in Ghana. With yourunderstanding of animal biotechnology, discuss how the sector canbe improved using biotechnology taking into consideration anyissues or concerns that might...
- Q Discuss how the Human and Neanderthal OR1K1 proteins are similarand different including the implications on how this specificolfactory receptor may have functioned differently in Neanderthalscompared to humans. Be sure to...
- Q Can you pleasee answer these questions:1. What are the mechanisms of tolerance used by resistant orengineered plants. Give an example.2. What is the pesticidal crystal protein Bt.3. What is Bt...
- Q If you wanted to determine how many people were in your class,you would look around the room and count each individual. Even thesmallest amounts of broth contain too many bacteria...
- Q There have been a number of studies indicating thatschizophrenia is a complex genetic disorder. Which of the followingobservations are most consistent with this hypothesis? (select twoanswers)Siblings of individuals with schizophrenia...
- Q Two purple sea slugs are mated with each other. Among theirnumerous offspring, 428 have a purple integument and 152 haveorange integuments. With a chi-square test, compare the observednumbers with a...
- Q An enzyme with a Vmax of 100 umol/minute and a Km of 10 uM wasreacted with a irreversible active site specific inhibitor. Afterreaction with the inhibitor, the enzyme was assayed...
- Q Please list each different medical term in the following CaseStudy then provide a brief definition of each term.A 44 years old male was brought into the hospital emergency roomwith complaints...
- Q Explain what cells do (identify the role of an example cell,tissue, organ, system)Classify cells based on their functions, size and shapes;Sketch a cell, with key structural and functionalspecialisations noted;Provide representative...
- Q is it a good idea to treat the flu with anti-bacterialantibiotics? Explain.
- Q 1. a) What is the molecule responsible for the release oftransport vesicles and describe its function in the endocytosis ofLDL via LDL receptors.b) Comment on how inhibition of the molecule...
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