input: OPTIONS:
- hydrophillic head , and adhesion tails
- hydrophillic head , and substrate tails
- hemophillic head, and substrate tails
- hydrophillic head , and hydrophobic tails Now, answer this question: Q: What two things are a phospholipid molecules composed of? A:
A:
output: hydrophillic head , and hydrophobic tails

Q: If citrate accumulates in mitochondria, some of it passes into where and inhibits phosphofructokinase? A:

OPTIONS:
- Golgi apparatus
- epidermis
- pores
- cytosol

Answer: cytosol

Problem: OPTIONS:
- is replicated
- is destroyed
- is wasted
- is conserved
Q: Q: What happens to energy in a closed system? A:
Answer: is conserved

Problem:OPTIONS:
- catalysts
- oxides
- isotopes
- cations

Q: What are electrons lost during the formation of ions called? A:
****
A: cations

Q: What are colonies of cells stuck to a surface called? A:
OPTIONS:
- membranes
- cellular coating
- membranes
- biofilms
biofilms

Q: What type of motor is used in most household devices with moving parts? A:
OPTIONS:
- cooling motors
- vacuum motors
- thermal motors
- electric motors

Answer:
electric motors