This topic contains a solution. Click here to go to the answer

Author Question: Technetium-99m is a radioisotope used in a variety of diagnostic tests. Technetium-99m has a short ... (Read 32 times)

Alainaaa8

  • Hero Member
  • *****
  • Posts: 576
Technetium-99m is a radioisotope used in a variety of diagnostic tests. Technetium-99m has a short half-life (6 hr). The advantage of a short half-life for diagnostic purposes is
 
  A) the radioactivity is easier to monitor.
  B) the radioactivity does not linger in the body.
  C) the radioactivity lasts for a long time.
  D) the chemical reactions induced by the technetium are more rapid.

Question 2

People with red hair have lots of
 
  A) melanin.
  B) phaeomelanin.
  C) chlorophyll.
  D) none of these



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

FergA

  • Sr. Member
  • ****
  • Posts: 352
Answer to Question 1

B

Answer to Question 2

B




FergA

  • Sr. Member
  • ****
  • Posts: 352

 

Did you know?

In inpatient settings, adverse drug events account for an estimated one in three of all hospital adverse events. They affect approximately 2 million hospital stays every year, and prolong hospital stays by between one and five days.

Did you know?

Methicillin-resistant Staphylococcus aureus or MRSA was discovered in 1961 in the United Kingdom. It if often referred to as a superbug. MRSA infections cause more deaths in the United States every year than AIDS.

Methicilli ...
Did you know?

Eat fiber! A diet high in fiber can help lower cholesterol levels by as much as 10%.

Did you know?

Children of people with alcoholism are more inclined to drink alcohol or use hard drugs. In fact, they are 400 times more likely to use hard drugs than those who do not have a family history of alcohol addiction.

Did you know?

The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.

For a complete list of videos, visit our video library