If a C3 plant and a C4 plant are placed together in a sealed illuminated box with suffi cient moisture, the C4 plant thrives while the C3 plant sickens and eventually dies. Explain.
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If a C3 plant and a C4 plant are placed together in a sealed illuminated box with suffi cient moisture, the C4 plant thrives while the C3 plant sickens and eventually dies. Explain.
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- You’ve made a 25 mM stock of colchicine (a tubulin inhibitor; dissolved in distilled water), which you’d like to use to study the effect of tubulin on phagocytosis in T.pyriformis. Based on published research articles that you’ve read, you’d like to preincubate T. pyriformis with colchicine at a final, effective concentration of 75 µM. Assuming you need 40 µL of the cell+colchicine mixture for your experiment, please explain how you can use your 25 mM solution of colchicine, T. pyriformis cells, and distilled water to create your cell+colchicine mixture."Cells under mild or moderate stress can revert to normal condition”- briefly explain.c) State some of the features that cross the cell membrane and make "porin proteins" specific. d) Briefly clarify the concepts of "acylation", "prenylation" and "GPI stabilizer" in the context of membrane protein interactions. e) When determining ABO Blood Groups, give information about which blood group data can be obtained depending on the interaction of which antigens in the red blood cell and which antibodies in the serum.
- The anticlotting property of heparin is partly the result of the negative charges it carries. ( Q.) Which type of heparin is a better anticoagulant, one with a high or a low degree of polymerization?Digestion of antibodies with mercaptoethanol yields: Select one: 2 Fab, Fc 2 Fab, and 1 Fc 4 polypeptide chainsa) Calculate the weight (in gram/ml) of tumour cells in each vial. Show your workings. b) Calculate the glucose concentration in each vial (in mol/ml). Show your workings. c) Based on Table 1, calculate the glucose concentration / 1 gram tumour cells in conditions A, B and C. Show your workings.
- Gleevec inhibits an enzyme needed in cancer cell proliferation. It acts by increasing the enzyme's KM value without affecting kat. The solid line in the graph shows vo versus [S] without Gleevec. Which of the dashed lines shows the rate for the enzyme in the presence of Gleevec? A) IV B) V C) II D) I E) III vo (μM/s) 12 10 8 4 2 0 0 10 IV 20 [S] (μM) 250 500“Cells under mild or moderate stress can revert to normal condition”- Briefly explain the statement at your own words?Briefly write about Apoptosis and Arsenic? Please briefly explain at your own easy words. Please add some diagram or figures or pictures regarding this topic. I will rate you positive if you do so. Thank you.
- Marie Curie was a famous French-Polish scientist known for her pioneering research on radioactivity. Her work not only brought her fame but her death as well; she developed aplastic anemia due to radiation exposure. She experienced recurrent and prolonged infections (viral, bacterial, parasitic, and fungal). Explain why she suffered from recurrent infections. Be sure to mention the different types of WBC and the relation to the various infections, and the reasons why she lacked the cell-mediated and the humeral response.MACS are donut-shaped protein complexes of the complement system that create holes in bacterial cells to cause apoptosis. O 1) True O 2) FalseUse the following choices for the next set of questions. A choice may be used zero or more times: a)CD4 b) CD8 c) lg d) TCR e) More than one of these 26) Found on the cell surface 27) Expressed by T helper cells as a co-receptor 28) Expressed by B lymphocytes 29) Associated with cell that produces perforin 30) Composed of heavy and light chain 31) Capable of recognizing a carbohydrate antigen 32) Has effector functions