Which one of the following correctly pairs the structure with its major functions? A) corpus callosum - communication between the left and right cerebral cortices

B) cerebellum - regulates memory, learning, and speech

C) brainstem - is the input center for sensory data going to the cerebrum

D) thalamus - coordinates balance

Which statement about dna replication is true? a. eukaryotes only have one circular chromosome that unwinds at multiple locations. b. eukaryotes can only replicate one segment of a chromosome at a time. c. prokaryotes can only replicate their single circular chromosome in the nucleus. d. prokaryotes only have one origin of replication to initiate replication.

Drag the tiles to the correct boxes to complete the pairs. match the nitrogenous base of dna with its complement.

The “ecological footprint” left by a citizen of a developed nation is about four times larger than that left by a citizen of a developing nation. why is this the case?