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ЕГЭ Тест 1-5.

Прочитайте текст и заполните пропуски 1-6 частями A-G (вставив буквы A-H). Одна из частей в списке A-G - лишняя.

A substance produced by disease-transmitting insects could 1 . Mosquitoes and black flies transmit malaria and river blindness respectively, both of` which 2 . However, scientists have discovered, in some of these insects, a substance called a peptide which can 3 .
Recently introduced techniques have allowed researchers to study these minute insects in order to 4
. Professor John Wells said that his team had discovered that the peptides 5 . He pointed out that if they could identify the genes responsible for producing the substance, they could introduce into the world genetically altered mosquitoes which 6 .
In the wake of these exciting developments, it is hoped that science will be able to eradicate some major tropical diseases sooner rather than later.

A. were incapable of` spreading the disease.
B. kill the viruses and parasites they carry.
C. provide the key to fighting these same diseases.
D. cause a large number of deaths every year.
E. find out more about the peptides.
F. were active against parasites.
G. were able to spread the disease.

 


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