What is the base pair rule (chargaffs rule) A. Thymine bonds with guanine and adenine bonds with cytosine

B. Thymine bonds with adenine and guanine with uracil

C. Thymine bonds with adenine and guanine bond us with cytosine

D. Thymine bonds with uracil and adenine bonds with cytosine

How water is moving through the ecosystem ?

What type of plant is good for a bioassay and where can i buy it? i only have a month.

Aresearcher created three groups based on participants bmi: normal weight, overweight and obese. the hypothesis being tested is that the three groups differ in the mean number of artificially sweetened drinks consumed weekly. which statistical test might the researcher use, assuming a reasonably normal distribution of values.