List the functions of the following cell types:
Neutrophils
Monocytes
Macrophages (3 major functions)
Eosinophils (2 functions)
Basophils and mast cells
Conventional dendritic cells
Follicular dendritic cells
B lymphocytes
Helper T cells
Treg cells
Cytotoxic T cells
NK cells
Consider the cross: A/a; b/b; C/c; D/d; E/e x A/a; B/b; c/c;
D/d; e/e
a) what proportion of the progeny will phenotypically resemble
the first parent?
b) what proportion of the progeny will genotypically resemble
neither parent?
Blood vessel spasms following injury are stimulated by. Ans
choice A: release of heparin from eosinophils B: the formation of
fibrin clots C: serotonin release from platelets D: all of the
above
Which of the following cell type(s) produces and secretes
antibodies?
A.
Cytotoxic T-lymphocytes
B.
B-lymphocytes
C.
Helper T-lymphocytes
D.
Plasma Cells
E.
Neutrophils
F.
Both A and C
G.
Both B and D
H.
B, D, and E
1 points
QUESTION 2
Which of the following cell types secrete interleukins to
coordinate the immune system?
A.
Cytotoxic T-lymphocytes
B.
Memory B-lymphocytes
C.
Basophils
D.
Eosinophils
E.
Helper T-lymphocytes
1 points
QUESTION 3
Which of the following cell types...
Let A = {a, b, c, d} and B = {b, d, e}. Write out all of the
elements of the following sets.
(a) B ∩ ∅
(b) A ∪ B
(c) (A ∩ B) × B
(d) P(A\B)
(e) {X ∈ P(A) | |X| ≤ 3}
(6ptseach)Let A={a,b,c},B={b,c,d},C ={b,c,e}.
(a) Explicitly find (i) A∪(B∩C), (ii)(A∪B)∩C, and
(iii)(A∪B)∩(A∪C). (iv)Which of these sets are equal?
(b) Explicitly find (i) A∩(B∪C), (ii)(A∩B)∪C, and
(iii)(A∩B)∪(A∩C). (iv)Which of these sets are equal?
(c) Explicitly find (i)(A−B)−C and (ii) A−(B−C). (iii)Are these
sets equal?