If 10% of the bases in a dna sample are a (adenine), then what percent of the bases are t (thymine), g (guanine) and c (cytosine)?

Many organs are involved in the processes of keeping the blood and the body clean. when poisonous or harmful substances are in the blood, they are absorbed by the and released in a less harmful form. when wastes are present in the blood, they are filtered out and removed from the body by the

Apopulation of black bears depends on salmon from a stream for food. if a drought causes the stream to run dry one year, how will this likely impact the black bear population?

Describe how a student should adjust the microscope to see the cells on a slide more clearly?