Which of the following organs contains villi?

esophagus

stomach

small intestine

liver

A student is performing a gram stain of a mixed culture of both e. coli and s. aureus and he forgets to decolorize with ethanol. what should his slide look like?

What is the texture and consistency of the dna? 2. why did we use a salt in the extraction solution? 3. is the dna soluble in the aqueous solution or alcohol? 4. what else might be in the ethanol/aqueous interface? how could you eliminate this? 5.

Whats the diffrents between prokaryotic and eukaryotic

How are the phosphates incorporated into the organic molecules in aquatic plants and animals?

Each of two parents has the genotype, which consists of the pair of alleles that determine, and each parent contributes one of those alleles to a child.

Which description is common to both gymnosperms and angiosperms?

How do adolescents behave differently than adults? Are these differences universal or learned?

Which of the following is associated with plates sliding past each other? a. rifts b. subduction zones c. faults d. all of the above

Which of the following most accurately describes the process that must occur when working with research animals covered by U. S.

Female gametophytes in angiosperms are hidden and protected. Where are they found, and what are they called?