In an ecological pyramid, what happens to energy, biomass and # of species as you move up? Why?

Which actiivty takes priority in the clients nursing care? assisting with ambulation post operatively assessing respiratory status reviewing health care provider orders?

What is the physical state of DNA after being denatured by heat? A. individual bases, sugars, and phosphates B. double-stranded C. individual nucleotides D. single-stranded E. isomerization

Saltatory conduction: Group of answer choices: O can occur in unmyelinated axons O happens due to an even distribution of voltage-gated Na + channels O encodes only action potentials that are initiated in response to pain.

Which inference is the most likely explanation for the universal properties of the genetic code? O A. Other, less useful, versions of the genetic code were eliminated gradually throughout the course of evolution OB.

What are cavities left in rocks when shells or bones dissolve?

A scientist observed the boundrary between teo tectonic plates for a decade and finds that no new volcanoes have formed over the course of her investigation. Does this result suppor the theory of plate tectonic? Why or why not?

Do you think the channel on Mars was formed by flowing water or flowing lava

Does the presence of acid-fast organisms in a clinical specimen always suggest serious clinical disease? why or why not?

A plant using the sun the grow leaves, this is an example of A. photosynthesis. B. ecosystem. C. plant succession. D. evolution.

The [ ] neuron releases neurotransmitter and the membrane of the [ ] neuron contains receptor proteins.