1) What molecules is caffeine similar to?

2) What do drug molecules mimic?

3) What neurotransmitter affects your mood and sleep?

4) in your opinion, What drug is the most "dangerous"? Explain

Quartzite is a coarse grained rock derived from sand stone what type of rock is quartzite A. metamorphic B. igneous C. sedimentary D. extrusive

Describe a chemical indicator. What is it? What is it used for? How does it work?

What is the vascular tissue that conducts water and minerals from a plant's roots to all parts of the plant called?

What is overproduction? a-individuals produce offspring with too many traits. b-some individuals produce more offspring than others. c-more offspring are produced than can survive. d-some offspring mate with too many partners.

One steroid hormone causes different effects in different cells by

Which group of microorganisms is most likely to spoil a freshwater trout preserved with salt? A) Psychrophiles B) Facultative halophiles C) Anaerobes D) Thermophiles E) Hyperthermophiles

What is unique about dogs?

3. The best thing you can do to keep a positive relationship with your supervisor is to

What contains both communities and ecosystems?

Which of the following represents a way that animals in a zoo are influenced by their environment? a. increased natural instincts b. decreased aggression c. unnatural behavior d. increased appetite