Start Discovering Solved Questions and Your Course Assignments
TextBooks Included
Active Tutors
Asked Questions
Answered Questions
Question 1: Describe an ecosystem where you might find both of these organisms(methanogens and methylotrophs). Question 2: How is starvation a positive experience for bacteria?
Question 1: Differentiate the ATP yields of aerobic and anaerobic respiration in prokaryotes by describing the steps where yields may differ. Question 2: Describe the ecological significance of meth
Question 1: How are some species of halobacterium able to generate ATP via proton in the absence of electron transport Question 2: Which of the following properties are not found in both facilitated d
Explain how the environment in the ER of a eukaryotic cell differs from the cytoplasmic environment and the significance of these differences in recombinant protein expression.
Define Metabolism. Name and describe the two types of metabolic reactions that occur in our bodies. Which one is endergonic and which one is exergonic? Based on your descriptions of the two types of
Question 1: How many nucleotides would be expected for a gene coding for a protein with 215 amino acids? Question 2: Define a "motor unit" and descibe the different "innervation to muscle fibers" re
When is chemotaxis deleterious to our body and why? Which of the following properties are not found in both facilitated diffusion transporters and gated channels? A. They are saturable B. They are spe
What is the relationship between microorganisms and Fate and Transport? If you don't believe there is one please explain why. Do these factors impact bioremediation of contaminants in soil and sedim
Question 1: What is the status of the effort to eradicate polio? What problems have been encountered? Question 2: Can ultraviolet radiation harm RNA viruses?
Why do muscles perform better when warmed up? What are endogenous viruses? Name two examples of endogenous viruses and the concerns or advantages these provide for their host.
Describe the process of translation and note where chloramphenical will halt the process and where the new protein will be located at the time of inhibition.
Explain how a "graded potential" signals to a neighboring neuron to create a "Inhibitory Post Synaptic Polarization". Please include the following terms: Ca2+, neurotransmitter, G-protein.
Ventricles contract after the atria because: a. conduction velocity is slow in the atrio-ventricular node b. myosin molecules in the ventricles are faster than in the atria c. Purkinje fibers do not c
Question 1: Outline the process of how glucose is converted to ATP. Question 2: Why is it important than when no lactose is present the lac operon is still transcribed at a low but nonzero level?
Question 1: How many different combinations of chromatids are possible during the early phases of anaphase in meiosis II? Question 2: Consider a diploid cell that contains 14 pairs of chromosomes. Eac
What conditions promote germination of bacterial endospores? In skeletal muscle, the sarcoplamic reticulum: a) Forms transverse (T) tubules b) is similar to the Golgi complex c)contains extracellular
What is the purpose of a mutation accumulation (MA) experiment experiment? How would you design it? Explain how mutation, natural selection, and genetic drift operate during the course of an MA exp
Describe two different population genetic scenarios under which natural selection is not expected to achieve perfect adaptation. For each scenario, explain what population genetic mechanisms are ope
Question 1: How many individual strands of DNA are found in a bivalent during metaphase I of meiosis? Question 2: Why does Lamivudine works on HIV reverse transcriptase, but not regular DNA polymerase
Define a "motor unit" and descibe the different "innervation to muscle fibers" required for "fine control" and "heavy load" muscle use.
Identify ALL of the layers found in a cross section of muscle? from microscopic to macroscopic and which of these structures contribute to the composition of tendons.
Question 1: How does a polarized axon respond to stimulation? Question 2: Compare red blood cells of Fish, Amphibians, Reptiles, Birds, Mammals: 1. nucleated vs anucleated 2. size (small, medium,
Question 1: Describe three technological uses of radioisotopes. Question 2: Provide some possible reasons for the high costs generally associated with these uses of radioisotopes.
Question: Which of the following best describes the mechanism by which chromatin-remodeling complexes "loosen" the DNA wrapped around the core histones? A.They use energy derived from ATP hydrolysis
Question 1: Ammonia NH3 is a polar molecule that can become the ammonium ion NH4+. Explain this on the basis of molecular structure. Question 2: Describe at least three advantages and three disadvan