Because dna sequences in humans and chimpanzees are very similar,
a) humans must have evolved from chimpanzees
b) humans and chimpanzees probably shared a recent a common ancestor
c) chimpanzees must have single-stranded dna
d) humans and chimpanzees are the same species

Students in biology are studying the macromolecules of life. they used a calorimeter to determine the calories in various types of food. once the lab was completed, the students ate the left over food samples. monica commented that in just 6 or 7 "chews" of the saltine, it was gone; nothing but a sticky paste in her mouth. elaborate on what happened chemically while chewing the saltine. include the macromolecules present.

What are the two causes of density in deep current waters? a. salinity (how much salt) of the water and high temperaturesb. salinity (how much salt) of the water and low temperatures c. oxygen content of the water and high temperatures. d. oxygen content of the water and low temperatures

Can yall plz me on this question im having a hard time think about it