Homework Answers
Answer: (E)HLA(or MHC) restrictions.
Reason:
Add Answer to:
Question 1 Not yet answered Marked out of 2.00 pFlag question During antigen presentation, contacts are...
QucouVIZ Not yet answered Marked out of 2.00 Remo Which molecule expressed by mature DC provides...
QucouVIZ Not yet answered Marked out of 2.00 Remo Which molecule expressed by mature DC provides T cells with signal 2 for activation? Select one: O a. B7 ob.CD28 oc. IL-2 receptor alpha chain o d. HLA+peptide e. CTLA-4
20. Defective function of which of the following proteins will result in failed antigen presentation to...
20. Defective function of which of the following proteins will result in failed antigen presentation to CD8 T cells? a. HLA-DM b. TAP c. Cathepsins d. CD1d 21.True or False: An antibody proteolytically cleaved by pepsin yields a fragment with higher avidity to the cognate antigen than an antibody cleaved by papain. a. True b. False 22.The structure recognized by an antibody (that is, the epitope) is the ________ and the regions of the antibody with significant sequence variation are...
Question 2 Not yet answered Marked out of 2.00 p Flag question A four-year-old boy is...
Question 2 Not yet answered Marked out of 2.00 p Flag question A four-year-old boy is learning to ride his bike, but falls and cuts his knee. Two days later, the wound is red and inflamed as it has become infected with the bacterium Staphylococcus aureus. Macrophages phagocytose the bacteria and present staphylococcal peptides to CD4 T cells. Which of the following molecules will be most important in antigen presentation to the CD4 T cells? Select one: O a. Beta-2-microglobulin...
please answer all 4 questions Question 11 3 pts A B-cell may be activated by: O...
please answer all 4 questions
Question 11 3 pts A B-cell may be activated by: O A TEH cell O Another B-cell O A cytotoxic T-cell O A natural killer T-cell Question 12 3 pts What happens to centrocytes that have high-affinity (tightly-binding) antigen receptors after somatic hypermutation? They receive survival signals from TFH cells o They cannot process antigen or present it to TFH cells o They undergo phagocytosis by dendritic cells in the "light zone" o They die...
Could you help with any of these ? and provide an explanation so I'll understand? thank...
Could you help with any of these ? and provide an explanation
so I'll understand? thank you so much
Circle all that apply 1) A patient has inherited two defective genes for TAP2 (remember the case study from before) Which of the following are true? (circle all that apply): - The patient will have a scarcity of CD4+ T helper cells -MHC class I molecules will not be expressed to any extent on the patient's cells -MHC class II molecules...
ANSWER ALL THE QUESTIONS FULLY AND CORRECTLY!!! 1) A patient has inherited two defective genes for...
ANSWER ALL THE QUESTIONS FULLY AND CORRECTLY!!!
1) A patient has inherited two defective genes for TAP2 (remember the case study from before) Which of the following are true? (circle all that apply): - The patient will have a scarcity of CD4+ T helper cells -MHC class I molecules will not be expressed to any extent on the patient's cells -MHC class II molecules will be reduced in expression - The patient will have an impaired ability to fight viral...
All the answers please,. Question 23 (2 points) How many Fab fragments are found on one...
All the answers please,. Question 23 (2 points) How many Fab fragments are found on one IgG antibody? Question 23 options: A) 1 B) 3 C) 2 D) 4 E) 10 Question 24 (2 points) Which of the following is more likely to be loaded with endogenous (intracellular) peptide? Question 24 options: A) MHC class II B) MHC class I C) CD28 D) T cell receptor Question 25 (2 points) Which antibody can cross epithelial layers to enter the intestinal...
ZI QUESTION 2 Let G=Span{2+t, 6-1), then dim G= Not yet answered Marked out of 2.00...
ZI QUESTION 2 Let G=Span{2+t, 6-1), then dim G= Not yet answered Marked out of 2.00 Select one: P Flag question a. None of these b.1 O C.O d. 2 괴 QUESTION 3 Not yet answered 134 Let A=1 3 6 , then det A= [012] Marked out of 2.00 P Flag question Select one: a-2 b. None of these C8 do
immunology practing samples and not sure if my answers correct. 1. NK cells are effective against...
immunology
practing samples and not sure if my answers correct.
1. NK cells are effective against viral infections because many virus infected cells a. are susceptible to lysis b. are susceptible to phagocytosis c. show reduced levels of MHC class I molecules d. show reduced levels of MHC class II molecules e. none of the above 2. Arachidonic acid serves as a substrate in the lipoxygenase and cyclooxygenase pathways resulting in the production of a. histamine, leukotrienes b. leukotrienes, prostaglandins...
QucouVIZ Not yet answered Marked out of 2.00 Remo Which molecule expressed by mature DC provides T cells with signal 2 for activation? Select one: O a. B7 ob.CD28 oc. IL-2 receptor alpha chain o d. HLA+peptide e. CTLA-4
Question 2 Not yet answered Marked out of 2.00 p Flag question A four-year-old boy is learning to ride his bike, but falls and cuts his knee. Two days later, the wound is red and inflamed as it has become infected with the bacterium Staphylococcus aureus. Macrophages phagocytose the bacteria and present staphylococcal peptides to CD4 T cells. Which of the following molecules will be most important in antigen presentation to the CD4 T cells? Select one: O a. Beta-2-microglobulin...
please answer all 4 questions
Question 11 3 pts A B-cell may be activated by: O A TEH cell O Another B-cell O A cytotoxic T-cell O A natural killer T-cell Question 12 3 pts What happens to centrocytes that have high-affinity (tightly-binding) antigen receptors after somatic hypermutation? They receive survival signals from TFH cells o They cannot process antigen or present it to TFH cells o They undergo phagocytosis by dendritic cells in the "light zone" o They die...
Could you help with any of these ? and provide an explanation
so I'll understand? thank you so much
Circle all that apply 1) A patient has inherited two defective genes for TAP2 (remember the case study from before) Which of the following are true? (circle all that apply): - The patient will have a scarcity of CD4+ T helper cells -MHC class I molecules will not be expressed to any extent on the patient's cells -MHC class II molecules...
ANSWER ALL THE QUESTIONS FULLY AND CORRECTLY!!!
1) A patient has inherited two defective genes for TAP2 (remember the case study from before) Which of the following are true? (circle all that apply): - The patient will have a scarcity of CD4+ T helper cells -MHC class I molecules will not be expressed to any extent on the patient's cells -MHC class II molecules will be reduced in expression - The patient will have an impaired ability to fight viral...
ZI QUESTION 2 Let G=Span{2+t, 6-1), then dim G= Not yet answered Marked out of 2.00 Select one: P Flag question a. None of these b.1 O C.O d. 2 괴 QUESTION 3 Not yet answered 134 Let A=1 3 6 , then det A= [012] Marked out of 2.00 P Flag question Select one: a-2 b. None of these C8 do
immunology
practing samples and not sure if my answers correct.
1. NK cells are effective against viral infections because many virus infected cells a. are susceptible to lysis b. are susceptible to phagocytosis c. show reduced levels of MHC class I molecules d. show reduced levels of MHC class II molecules e. none of the above 2. Arachidonic acid serves as a substrate in the lipoxygenase and cyclooxygenase pathways resulting in the production of a. histamine, leukotrienes b. leukotrienes, prostaglandins...
Most questions answered within 3 hours.
-
A uniform magnetic field is perpendicular to the plane of a wire
loop. If the loop...
asked 5 minutes ago -
Preparation of Benzoic Acid using a Grignard Reagent URGENT
1. During your Grignard formation, a small...
asked 6 minutes ago -
At the peak of your career, your were earning $120,000 and
holding a top level position....
asked 8 minutes ago -
. A permanent magnet is dropped south-end-down through a horizontal
circular coil with a radius of...
asked 10 minutes ago -
Bernie's Beverages purchased some fixed assets classified as
5-year property for MACRS. The assets cost $28,000....
asked 24 minutes ago -
How many ATPs are produced from the catabolism of a 10-C
molecule of fatty acid under...
asked 28 minutes ago -
Before practicing a routine on the rings, a 64.8 kg gymnast
hangs motionless, with one hand...
asked 30 minutes ago -
If the K b of a weak base is 6.3 × 10 − 6 , what...
asked 36 minutes ago -
Which of the following is the minimum amount of moles of NaOH
that must be added...
asked 40 minutes ago -
Stories about organizational ________ provide important clues
about cultural values and norms.
a. myths
b. heroes...
asked 42 minutes ago -
Explain the criteria used in selecting a target market
BUS220 Retail Management, thank you!
asked 44 minutes ago -
Convert/Calculate the following:
Determine the identity of an elemental gas if 4.55 L weighing
35.4g, under...
asked 47 minutes ago