Answer:
hope it's help u
Step-by-step explanation:
Answer:
an antigen is toxic foreign substance, that induces an immune reaction in the body.
an antibody is a blood protein that is made in retort to the counteracting of a certain antigen.
apoptosis is the death of cells that occur normally and control part of a specific organisims growth.
an autoimmune disease is a condition in which your immune system mistakenly attack your body.
a b-cell is a type of lymphocyte that is responisble for the autoimmunity component in the adaptive immue system.
a t-cell is part of the immue system tht develop from types of stem cells in the bone marrow.
a helper is a type of white blood cells that serves as a specific and important key of immune functions.
a killer is an innate immune cell that shows a strong cytolyic function against physiologically stressed cells such as: tumor cells, and virus infected cells.
a suppressor is a lymphocyte that can suppress the antibody production by other lymphoid cells.
--
i apologize, i can get to more but i am busy.
Answer:
The statement 
is a contingency.
The statement 
is a contradiction.
Step-by-step explanation:
A tautology is a proposition that is always true.
A contradiction is a proposition that is always false.
A contingency is a proposition that is neither a tautology nor a contradiction.
a) To classify the statement , you need to use the logic laws as follows:
by the logical equivalence involving conditional statement.
by the Commutative law.
by Distributive law.
by the Commutative law.
by the Negation law.
Therefore the statement is a contingency.
b) To classify the statement , you need to use the logic laws as follows:
by the logical equivalence involving conditional statement.
by the Commutative law.
by Distributive law.
by the Negation law.
Therefore the statement is a contradiction.
