Common abiotic factors that affect an ecosystem are

A:rocks, sunlight, fungi

B:soil, rocks, trees

C:air, trees, water

D:water, soil, sunlight

One person can carry a 4 day supply of food and water for a trip

Every cell in an organism contains DNA that is what

How are DNA and RNA similar in structure? How are they different in structure?

What type of mutation results when bases are added to a gene A. frameshift B. Nondisjunction C. silent D. missense

In what direction does an action potential travel when it occurs in the middle of the axon

Where does the protein building of translation take place A) mitochondria B) anticodons C) ribosome

What are the results of desertification? A. sand increases the destruction of predators. B. populations will increasingly immigrate to deserts. C. increase of vegetation D. loss of farmland

How are conditions of pressure and temperature, at which two phases coexist in equilibrium, shown on a phase diagram?

The method for determining energy expenditure that involves the measurement of heat given off by the body during a select period of time in an insulated chamber is

Which of the following does most of the functions and forms most of the structures of our body? a) Proteins b) Lipids c) Carbohydrates d) Nucleotide