According to Calvin, which of the following is essential for the development of language?
a. The cerebellum.
b. Highly developed frontal lobes.
c. Stereoscopic vision.
d. Expression of regulator genes.
Question 2
What organisms did the ancestors of eukaryotes form a symbiotic relationship with allowing for the adaptation to an oxygen rich atmosphere?
a. Prokaryotes.
b. Bacteria.
c. Amoeba.
d. Mitochondria.