Which of the following is a j-shaped pouch?
a. esophagus
b. gall bladder
c. stomach
d. small intestine?

What is true of all organisms in the kingdoms protista, plantae, fungi, and animalia? a. they are multi-celled. b. they are photosynthetic. c. they have cells that contain membrane-bound organelles. d. they contain cells that lack membrane-bound organelles.

Select the correct answer from each drop-down menu proteins are

We all have different forms of genes from our parent(s).what are these different forms called? a.alleles b.characters c.dna d.resources