All life must maintain and internal despite environmental charges. This is called __.

Complex structures called fruiting bodies are a characteristic of A. Clostridia. B. myxobacteria. C. Streptomyces. D. lactic acid bacteria.

The double-walled membranous sac enclosing the heart is the

An atom has an atomic number 17 and atomic mass number 35. How many neutrons are present in its nucleus? 17 18 35 NextReset

What are linked genes? A. genes on different chromosomes that always control the same traits B. genes on different chromosomes that are inherited together C. genes on the same chromosome that sort independently D.

Write a prediction that answers the lab question, "How are proteins built using the information provided by a molecule of RNA?" Remember, you are describing processes, so your prediction should include steps.

Jennifer's baby brother had infantile Tay-Sachs disease (TSD), but Jennifer did not have the disease. When Jennifer grew up and got married, her third child also had infantile TSD. How is this possible? A.

Which molecule do mammals use to store extra glucose? a. glycogen b. cellulose c. starch d. myosin

Which of these processes describes the effect Earth's atmosphere has on Earth's hydrosphere? A: River overflowing and flooding farmland B: Glaciers melting and increasing the ocean water levels C: Warm, moist air increasing ocean temperatures D:

Which two organelles are found in plant cells but not animal cells

Three different core areas designed to protect an endangered beetle each have a buffer zone associated with them. in buffer zone a, the birth rate of the beetle is 0.04, and its death rate is 0.08. in buffer zone b, the birth rate of the beetle is 0.