What is the function of the pigment molecules in photosynthesis that are not at the center of a photosystem?

Which factor is not a characteristic of a mineral? a variable chemical composition crystalline structure that forms a geometric shape naturally occurring, inorganic substance always a solid; never a liquid or a gas

Explain how ecosystem can change even if people are not involved

China and Europe are experiencing Emigration. U. S. A, S. S. Africa and India are experiencing Immigration. Indonesia could be experiencing both emigration and immigration at the same rate which is why their graph shows a flat line in later years.

Based on your knowledge of the chemistry of the cell membrane, which of the following compounds would you couple with a new drug in order to achieve better uptake by cells?

Which of the following is an example of homeostasis? A human participates in vigorous activity on a hot day and eventually suffers from dehydration.

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

What occurs during S phase of interphase