What could carl linnaeus not have used as a method of classification in his taxonomy system a. DNA
b. the habitats of organisms
c. the structure of organisms
d. appearance of organism

Which way do the nitrogenous bases in dna pair up? a. a and g; t and c b. a and c; t and g c. a and t; g and c d. a and a; t and t; g and g; c and c

Below, the levels of organization in a multicellular organism are shown from least to most complex. which level of organization can be described as several different types of tissues working together to perform a common task?

What form of anesthetic was used for field surgery