How do you know which way water will flow across a membrane

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