Q: The third line of defense of the immune system is called? A:

OPTIONS:
- the sudden response
- the asymptomatic response
- the malignant response
- the immune response

Answer: the immune response

Problem: OPTIONS:
- ancestors
- skeletons
- blood
- excretions
Q: Q: Phosphate-containing ocean sediments form primarily from the bodies of ocean organisms and from their what? A:
Answer: excretions

Problem:OPTIONS:
- gigawatts
- miles
- centimeters
- hertz

Q: The variable is the speed of light. for the relationship to hold mathematically, if the speed of light is used in m/s, the wavelength must be in meters and the frequency in what? A:
****
A: hertz

Q: How does burning matter affect its mass? A:
OPTIONS:
- the mass quadruples
- the mass increases
- the mass decreases
- the mass remains the same
the mass remains the same

Q: What can be used to speed up biochemical reactions? A:
OPTIONS:
- proteins
- hormones
- carbohydrates
- enzymes

Answer: enzymes

input with options: Q: What do you call the process that results in an animal producing offspring? A:
OPTIONS:
- adoption
- creationism
- differentiation
- reproduction
output:
reproduction