If oxygen is present during low-LET radiation the effect of radiation is?

a) reduced
b) minimal
c) maximal
d) the same


Ans: c) maximal

Biology & Microbiology

You might also like to view...

Magnetoreceptors ____

a. are well characterized and understood b. are known to rely on the mineral magnetite c. help many types of animals navigate long distances d. have been studied only in homing pigeons e. have been studied primarily in moths

Biology & Microbiology

If Escherichia coli is cultured in broth containing both glucose and lactose, it ________.

A. uses only the glucose (it cannot use lactose as a source of carbon) B. uses lactose preferentially until the supply is exhausted, then uses glucose C. uses glucose preferentially until the supply is exhausted, then uses lactose D. uses glucose and lactose simultaneously

Biology & Microbiology

Early in the spring, cherry trees produce flowers, even before their leaves develop, by using sugars that were stored in their roots the previous year

While cherry flowers are developing, we would expect the phloem pressure near flowers to be ________, and ________ near root storage cells. A) high… high B) high… low C) low… low D) low… high

Biology & Microbiology

Body mass index (BMI) is useful because it gives you an idea of how much of your weight is due to adipose tissue.

Answer the following statement true (T) or false (F)

Biology & Microbiology