Which of the following statements describes all the variables in an experiment

Which of these is one of the nitrogenous bases in dna? a. proline b. leucine c. glycine d. thymine

If the selected review was submitted in word format, what are the posterior probabilities of it being short, medium, or long? (round your answers to three decimal places.)

What is a population? a. all the members of the same species living in the same ecosystem at the same time b. the number of a species living in the same ecosystem over a period of time c. the total number of organisms living in an ecosystem at a point in time d. all the members of a food web in the same ecosystem