Answer:
B. a nonspecific defense against infection
Explanation:
1. synthesis reaction
2.reversible reaction
3. decomposition reaction
4. exchange reaction
The given statement is true.
Explanation:
Research work needs to be conducted in some particular, well-organized processes. This systematic process aims at gathering ample of information to reach a conclusion by the researcher.
It includes-
(i) identification of a problem to raise a question on that;
(ii) reviewing that problem and learning all about it;
(iii) clarification of the problem is needed which make the scope of study narrow;
(iv) defining the concepts and terms of the research;
(v) studying a particular group which is the objective of the research; (v) The methods and participation is reviewed;
(vi) Collection of data is needed;
(vii) analyzing the data is the last step.
18: D, homologous
20: B, DNA
I can’t see 17 or 19!
Answer:
Live as if you were to die tomorrow. ...
“That which does not kill us makes us stronger.” ...
“Be who you are and say what you feel, because those who mind don't matter and those who matter don't mind.” ...
“We must not allow other people's limited perceptions to define us.”