The researcher(s) who initially used X-ray diffraction to gather information on the DNA molecule was ______
A. Franklin
B. Watson and Crick
C. Hershey and Chase
D. Pauling
E. Chargaff
A
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When looking at plant and animal cells with an electron microscope, you notice that the plant cells have more Golgi membranes than the animal cells. This is most likely because unlike in animal cells, in plant cells the Golgi apparatus is involved in the production of:
A. cytoplasm. B. mitochondria. C. cell walls. D. chloroplasts.
True or False: It is thought that some forms of communication have evolved from a behavioral process called ritualization
A. true B. false
An animal has a very thin layer of insulation between its body core and surface causing it to have a very high ________
A) body temperature B) salt content C) level of fat D) thermal conductivity
Cancer affects
A) humans only. B) unicellular organisms only. C) multicellular organisms only. D) multicellular and unicellular organisms.