A beneficial relationship between a plant and a glomeromycete is known as a _____.

A) hypha
B) cuticle
C) mycorrhiza
D) lignin


Ans: C) mycorrhiza

Biology & Microbiology

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Water behind a dam has a certain amount of stored energy that can be released as the water falls over the top of the dam. It may be enough energy to turn a mill wheel or an electricity-generating turbine. Choose the term that best describes the type of energy stored in the water at the top of the dam.

A. Kinetic B. Potential C. Chemical D. Radiant

Biology & Microbiology

Answer the following questions true (T) or false (F)

1. Florence Nightingale investigated processes for aseptic surgery and her work in the 1860s proved that sterilizing instruments, and sanitizing wounds with carbolic acid encouraged healing and prevented pus formation. 2. Only a small minority of microbes are human pathogens. 3. Proper hand-washing technique can remove normal microbiota.

Biology & Microbiology

Following the citric acid cycle but before the electron transport chain and oxidative phosphorylation, how much potential energy has been transferred to the bonds of ATP (at 7.3 kcal/mol)? The bonds of NADH (at 53 kcal/mol)?

If glucose oxidation to CO2 and H2O has a G of 676 kcal/mol, what proportion has been captured? Where would you predict the balance of the free energy has gone? What will be an ideal response?

Biology & Microbiology

The Amish are a small, isolated group of people who came from Europe and settled in the United States. There is a set of unusual genetic conditions among them. This type of genetic drift is called

A) founder effect

B) Homo Habilis 

C) Latin binomial 

D) Australopithecus Africanus

E) convergent evolution 

F) Ardipithecus ramidus 

G) Neanderthals 

H) chimpanzees

I) Homo erectus 

J) astragalus 

Biology & Microbiology