Which characteristics describe a spiral galaxy?

A particularly active cell might contain large numbers of. A) chromosomes. B). mitochondria. C) vacuoles. D) walls.

True or false? sewage epidemiology monitors levels of excreted drugs in the sewer system in order to assess the level of illicit drug use in a community.

A fire in the Everglades damages a large area. A forest fire in Alaska of the same size experiences similar damages. Which ecosystem do you predict will recover more quickly? Justify your answer in two or more complete sentences.

After an assessment, the nurse finds that a patient has fair muscle strength and the muscles are at 50% normal condition. what was the nurse's finding?

What effect of solar flares have on earth

Which statement best describes the relationship between activation energy and rate of reaction? O Increasing the activation energy can increase the rate of a reaction. O Reducing the activation energy can increase the rate of a reaction.

Definition: this is a haploid cell with half the reproductive information from the parent.

Does a cell use energy when molecules diffuse in or out of the cell? Why?

Below is a list of possible challenges. Check all errors that you mentioned in your answer. Traits other than beak type might affect natural selection. It could take many generations to observe adaptions to a population.

A farmer dug a well but did not find any water Which reasons most likely explain why the farmer did not find water? Check all that apply.