Suppose some organisms ferment lactose but can't use citric acid for all their carbon needs. These organisms must be A) Shigella. B) Salmonella. C) Escherichia. D) Citrobacter.

What can regulate the functioning of a gene?

Sean has carpal tunnel syndrome. a few months ago, he began taking megadoses of vitamin b-6, when he read that the vitamin can cure the disorder. today, sean reported to his friends that his hands were feeling numb and his walking is unsteady.

Which structure is found in both plants and animal ceels

How would the position of the anthers (either above or below the stigma) affect what happens to the pollen produced by anthers? Explain.

Dry or waterlogged conditions will generally have what effect on organic artifacts?

Based on family pedigree studies, which relative of an individual with a diagnosis of schizophrenia would be most at risk for developing the disorder?

Which tools do meteorologists use to collect data about the weather? Check all that apply. satellites weather fronts maps and charts weather balloons automated weather stations

Describe how you would determine if the cells of a newly discovered organism were prokaryotic or eukaryotic

For what purpose does a cell use the energy from redox reactions in cellular respiration?

Why is a "ring if life " more appropriate to describe the relationship between archaea, bacteria, and eukaryotes than a "tree of life "?