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Acquired immunity involves both a humoral immune response and a cell-mediated immune response. Some components of the immune system are involved in only the humoral response, some are involved in only the cell-mediated response, and some are involved in both responses.
Sort the following items depending on if they are involved in the humoral response, cell-mediated response, or both.
cytokinesplasma cellsB cellsantigen-presenting cellshelper T cellscytotoxic T cellsmemory cellsantibodiesclonal selection
q1. an experiment is designed to learn the mechanism of sucrose uptake by plant cells. cells are immersed in a sucrose
Two plants with white flowers, each from true-breeding strains,were crossed. All the F1 plants had red flowers. Whenthese F1 plants were intercrossed, they produced anF2 consisting of 92 plants with red flowers and 69 withwhite flowers.
What is the probability that a daughter will be a carrier? Be prepared to draw a Punnet square on the board.
It is thought that the Beta Thalassemia mutation, similar to the sickle cell anemia mutation, is an example of balancing polymorphisms.
could both parents of a person with unattached earlobes have attached earlobes? why or why not?
You learn that a certain strain of bacteria has an interesting replication pattern. Every 5 hours, the number of bacteria colonies increase by 17%.
Label the F+ strain, the F- strain, the direction of movement for DNA, and the location of the ampicillin resistant gene and the streptonmycin resistant gene
q1. biological recognition is significant in many processes at the molecular cellular and organismal levels. choose
What is the independent variable, what is the dependent variable and what is one very obvious control variable?
Would a false positive from the reaction between the inoculating loop and hydrogen peroxide be caused by poor specificity or poor sensitivity of the test system? Explain.
q1. what are the three ways in which urinary tract infections may be acquired?q2. what are the primary and secondary
Photosynthetic, multicellular eukaryote that is anchored to the rocks surrounding the coastline of crystal lake , but has no roots. Low growing and non-motile, this organism relies on the tidal rise and fall of crystal lake for water and nutrient ..
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