Start Discovering Solved Questions and Your Course Assignments
TextBooks Included
Active Tutors
Asked Questions
Answered Questions
What is the mechanism of action of vasopressin?A)insertion of AQP-2 into the apical membrane of collecting duct epithelium B)closure of V2 receptor channels, preventing sodium movement and osmosis of
Describe the process of RNA interference (RNAi) . Include the proteins involved , how the process works, what function(s) it performs and how RNAi might be used in basic research.
Question 1: Write a bullet point list of aspects of cancer progression. Question 2: The matching of renal allografts by tissue typing for HLA-DR (Class II) antigens best helps to preventA.Amyloidosis
Question 1: What is the physiology of diarrhea? Why can it be bad? Question 2: When glucagon binds to receptors on mammalian liver cells, it activates Protein Kinase A. This kinase will phosphorylat
Why do humans typically have lower gene density than bacteria? Eukaryotes tend to have smaller, more streamlined genomes than prokaryotes., Bacteria do not have regulatory sequences in their DNA., Hum
Question 1: Explain why sea lilies (stalked crinoids) were formally classified as plants? Question 2: How do tube feet differ among the different classes of Echinoderms? How do these reflect different
Describe the foot in a chiton, land snail, clam and squid, and discuss how their different forms represent adaptation for different modes of locomotion and, when appropriate, food capture.
Question 1: Cnidarians such as sea anemones typically have a large interior space. Why is this space not considered a coelom? Question 2: How do invertebrates such as digesia and tapeworms survive wit
Question 1: What will cause an increase in the capacity of the glycolitic energy system to produce atp? Question 2: Describe how insulin is applied to the field of genetics.
Can comeone give me a brief discription of exercise physiology based on the on the integrative nature of the regulation of the body?
Question 1: Why do certain types of body cells have such a short lifespan? Where in the body are these located? Question 2: What are pores of the skin and what secretions is discharged through these
Question 1: Can anyone tell me Molecular Cloning. Question 2: Describe the appearance of an adult if endochondral growth did not occur in the long bones during childhood.
Question 1: Draw equations to show how carbon dioxide affects the blood concentration of H+ (and thus the ph) and the blood concentration of HCO-3 indicate the direction of change in these values if
What happens when the poly(A) tail drops to about 30 nucleotides? In one mRNA degradative pathway, what piece of evidence suggests that the two ends of the mRNA are held in close proximity?Where
Question 1: What would be the likely result if single-stranded binding proteins were not working properly during replication? Question 2: After exonucleases have excised the damaged portion of DNA,
Question 1: What are the 3 types of hemoglobin and what gases do the different types carry? Question 2: What is the major reason for the multiple initiation sites for eukaryotic replication?
Question 1: What different types of body segments are found in the group arthropods? Question 2: A purified, active preparation of carbonic anhydrase was submitted to native polyacrylamide gel elect
Question 1: How is the circulatory system of cephalopods like a squid different from that of other mollusk like a clam? Question 2: How would the cuticle of a parasitic nematode (being surrounded by
Question 1: Select two specific components of the cell membrane and explain how each affects permeabilityof the cell membrane. Meaning, what specific materials are regulated by the given component a
Question 1: Name all the functions of the cardiac skeleton? Question 2: Many genes have been cloned and sequenced. The precise amino acid sequence of a polypeptide can be determined from the DNA seq
Question 1: Describe how the immune system responds to cancer, and how cancer cells evade immune responses. Question 2: Does Lysozyme and GTP have same receptor pathway on Tetrahymena ?
Question 1: Describe how the immune system responds to cancer, and how cancer cells evade immune responses Question 2: What is the goal behind desensitization (allergy shots)?
Question 1: What are the chemical and physical properties and the lytic/latent cycles of animal and plant viruses? Question 2: What are the defining characteristics and methods of reproduction of or
Question 1: What were the historical scientific breakthroughs that led to our current understanding of viruses, viroids, and prions. Question 2: How do viruses, viroids, prions, and bacteria differ i