If rainfall on sand dunes increases, then the erosion rate of the sand dunes will increase Why is this statement a hypothesis rather than a theory?

The energy input into an ecosystem can come from a. sunlight b. chemical compounds C. soil d. A and B

An important method for controlling the spread of the h6n2 influenza (bird flu) virus in chickens is having a procedure to determine whether chickens are infected with the virus.

He absence of which prominent feature is characteristic of all bacteria?

If ther are no difference between the amino acid sequences in the cytochrome c protein of human and chimpanzees, why arent we the same species

In humans the gene for brown eyes is dominate over the gene for blue eyes which is recessive. If two blue eyed parents have six children how many of their children will have blue eyes?

Which of the following perspectives emphasizes how cultural forces constantly mold human biology? Group of answer choice 1. biocultural perspective 2. scientific-humanistic perspective 3. holistic perspective 4. cultural genetics perspective 5.

When describing a community a biologist would discuss every

The agent of erosion that makes a rock fall from high places is water wind ice gravity A) water B) wind C) ice D) gravity

How dose the shape of the enzyme relate to it's substrate

Why the two form of Dna occur in a cell?