Q: Q: A structure composed of two or more types of tissues that work together to perform the same function is called? A:

OPTIONS:
- Group
- order
- System
- organ

A: organ

input: OPTIONS:
- cancerous
- hypothesis
- consciousness
- homeostasis Now, answer this question: Q: What state is achieved when the body's internal environment is kept more-or-less constant? A:
A:
output: homeostasis

Q: What influence does the horizontal motion of a projectile have on free fall? A:

OPTIONS:
- decrease acceleration
- vertical
- increase acceleration
- none

Answer: none

Problem: OPTIONS:
- Diffuse Axonal
- Anoxic Event
- Contusion
- concussion
Q: Q: What is the most common type of brain injury? A:
Answer: concussion

Problem:OPTIONS:
- reproduction
- symbiosis
- collecting
- recycling

Q: By breaking down wastes and remains of dead organisms, decomposers perform what function in an ecosystem? A:
****
A: recycling

Problem:OPTIONS:
- hormones
- vitamins
- catalysts
- enzymes

Q: Acids and bases are important in living things because what proteins typically can perform their job only at a certain level of acidity? A:
****
A:
enzymes