Controls are implemented during which step of scientific inquiry? a. observation b. hypothesis c. analysis d. experimentation

Which scenario describes a way that a biotic factor can impact a freshwater ecosystem? A) A decrease in the bottom temperature of a lake can affect fish activity B) A decrease in the salinity of an estuary can affect which fish can survive C) An

Why is it possible for different microorganisms to extract energy not only from carbohydrates and other biological molecules but from a large variety of substances, such as petroleum, methane, benzene, toluene and even inorganic molecules, such as

Finding that two species have similar DNA is an example of studying which characteristic to determine evolutionary relationships? A. chromosome similarity B. biochemistry C. structural similarities D. geographical distribution

Which organ plays the primary role in prompting individuals to seek food?

What organelle carries certain molecules from place to place within a cell

What is the relationship between photosynthesis and respiration

What is the main cause of extinction on Earth today? instantaneous speciation continental drift human impact on the environment natural disasters

Plants do not just use photosynthesis to make sugars for energy storage. Identify other kinds of uses plants have for these substances.

Phyllis is looking for food items high in omega-6 fatty acids. which item should be in her shopping cart?

What is one important way to control the spread of virsues