Acid + base yields salt + water is an example of a (n):

-synthesis reaction

-exchange reaction

-decomposition reaction

-reversible reaction

Identify one type of molecular evidence that could have been used to develop a mammalian evolutionary tree, and describe one specific way that the evidence could have been used to construct a evolutionary tree.

A new screening test for Lyme disease is developed for use in the general population. The sensitivity and specificity of the new test are 60% and 70%, respectively.

When a strain of fruit flies homozygous for light body color is crossed with a strain of fruit files homozygous for dark body color all the offspring have light body color. this illustrates mendel's principle of?

The Barton Springs salamander is an endangered species found only in a single spring in the city of Austin, Texas. There is growing concern that a chemical spill on a nearby freeway could pollute the spring and wipe out the species.

Which organelles are involved with energy conversion? A). mitochondria and chloroplasts B). mitochondria and ribosomes C). smooth and rough endoplasmic reticulum D). golgi apparatus and chloroplasts

List the three type of blood vessels and their characteristic blood flow

The reaction mixture for PCR is missing the enzyme Taq polymerase. Which step of PCR would this affect?

compare and contrast the functions of each of the following types of flask: filter, Erlenmeyer, volumetric

Which of the following is not a factor in determining if an animal should be placed on the endangered species list? the animal's fur is valuable to humans. the animal's habitat is threatened. the animal is predated on significantly by other animals.

In Costa Rica one can find the Arenal Volcano surrounded by the Cloud Forest, a rainforest, and multitudes of life forms. This area demonstrates the interaction of which of the following "spheres"? Check all that apply. A. biosphere B. exosphere C.