Answer:
<em>398 deaths were caused by Alzheimer.</em>
Explanation:
Proportionate mortality rate (PMR) gives the proportion of deaths in a given population over a period of time, this can be linked to various causes.
Mathematically PMR is reoresented below;
PMR = 
X 100
where 
= No. of death from a specific cause (In our case Alzheimier )
= Total No. of death at a given period
from the question the parameters were given except the number of death from Alzheimier
1.87 = 
multiply both side by 21,270 to isolate
= 1.87 x 21,270
Divide both side by 100 to obtain
= 
= 397.749
since dead people can not be divided
<em></em><em> </em>
Antibodies are produced by specialized white blood cell called B lymphocytes or B cells when an antigen binds to the B cell surface it stimulate the B cell to divid
Answer:
C. 3
Explanation:
An embryo forms three distinct cell layers, and each layer develops into different types of cells and organs.
I am pretty sure that is true
Answer:
however, some food is a better/richer source than others. Nutrients.
Explanation:
