Biology question and answers for August 04, 2023
- Q What are the components of a PCR reaction? How would youcalculate the final concentrations of the components in the PCRreaction and in the restriction digest? What happens during eachstep of...
- Q Please describe site-directed mutagenesis.
- Q Please draw and label a generalized diplontic, haplontic oralternation of generation life cycle. (including mitosis). Pleasedraw and label the difference between homosporous alternation ofgeneration and heterosporous alternation of generation. Alsoisomorephic...
- Q Is good animal welfare complete mental and physical health, oris an animal only experiencing poor welfare if it is experiencingan unpleasant mental state (so even if it has a health...
- Q Which of the following objects, if touched to the surface oftrypticase soy agar (TSA) within a Petri plate, would likelyexhibit bacterial growth?A. Your best friends noseB. A strangers cell phoneC....
- Q Discuss how sexual selection pressures differ between males andfemales. What effect does this have on adaptations and otherfeatures observed between different sexes in plants and/or animals?Give several examples of how...
- Q 1. Describe a BEACH that you would find on a passive margincoastline.2. Describe a BEACH that you would find on an active margincoastline.
- Q . List four strategies to control flystrike and describe howthey reduce the risk of flystrike
- Q Are the protists a monophyletic group? please discuss this anddescribe this by drawing a “tree†that would include the diatoms,dinoflagellates, red algae, brown algae, green algae andcharophytes. what are the...
- Q Describe the pathway of nerve impulses from the ear to thebrain.Describe one disorder pertaining to the ear.(You identified the roles of the retina and the optic nerve invision.)
- Q topic: flow-cytometric sperm separation ( write a review on itmore than 800 words) Please answer the question only if you canobserve the minimum limit of 800 words and if it...
- Q The maximum yield of ATP per molecule of glucose in eukaryoticcells is 36 or 38 ATP, depending on cell type and conditions. Whyis the calculated ATP yield referred to as...
- Q Whyare DNA proofreading enzymes necessary? A DNA molecule can bethought of as having 2 components, corresponding to the sides andrungs of a ladder. What are these 2 components? What class...
- Q What is cystic fibrosis? Describe the major genetic cause andthe mechanism that leads to thesymptoms of the disease.
- Q Describe the shape of a viral particle?
- Q The average sperm count in males is now lower than it wasseveral decades ago. The reasons for lower sperm counts observed inmales today is not known. Propose a hypothesis as...
- Q Describe how you would identify genes responsible fortranscription in E. coli by isolating mutations in theirgenes. Remember that these genes are required for cell viability.Include all the steps in the...
- Q 1. How would it affect organisms living in cold climates if oilor alcohol were their main body fluid?2. How do you think the cohesive nature of water relates to itsevaporation?3....
- Q Design a microscopy experiment (widefield) testing the effect ofVertiporfin on cell death (step by step). What do we look for?which colour are we running, how long are we running it...
- Q Explain/Breakdown the Chemotaxis response mechanism and theirrole in flagella movement and regulation. Bacterial Motility(Motor)Kit Please provide an in depth answer in its simplest form for easyunderstanding. Thank you
- Q If DNA from an evidence sample and DNA from a suspect or victimshare a profile that has a low frequency in the population, thissuggests that the two DNA samples came...
- Q what is one way the Corona virus pandemic willend?  Explain using these topics: what is a virus,vaccination, social distancing, SIR model of how diseases spread,mutation
- Q Explain in detail type I and III hypersensitivity
- Q You are studying a bacterium that grows in a particularecological niche. You cannot culture it in the laboratory, but youcan isolate small quantities of cells that microscopic analysisindicates are not...
- Q what is the function of HSPGs in the stem cell niche in your ownwords
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