Where is the options ???!!!
Answer:
The correct option is D
Explanation:
Beta-thalassemia major is a hereditary disorder that usually causes severe anaemia. This mutation/disorder eventually leads to death if untreated especially during in the first two years of infancy. The treatment usually involves the transfusion of blood to clear the phenotypic blockage caused by the mutation. However, it requires both alleles to have the thalessemia mutation for a patient to be said to have beta-thalassemia major. Hence, <u>it is </u><u>not true</u><u> that it involves just the x allele and thus affects males more often than females</u>.
<span>The weather on Jamaica is very hot and humid. The marine factors affect weather in Jamaica is the Atlantic Ocean also Jamaica is on the hurricane belt and that causes storm damage</span>
Biogenesis, the fir tree began life when fertilization occurred to produce a singlee cell.
Answer:
<h2>A</h2>
Explanation:
1. There are 3 pathways of complement activation:
i) the classical pathway;
ii) the MB-lectin pathway; and
iii) the alternative pathway.
2. The classical complement pathway; for activation, it requires antigen(Ag) antibody(Ab) complexes.
3. While the other pathways can be activated by various ways.
as here, No target for C1qrs exists on the surface of the pathogen in the earliest stages of the response to it.