Before the Columbian Exchange, the potato was only available in
) Ireland
B) Russia.
C) Peru.
D) Indonesia.
E) Ethiopia.
Question 2
Urban settlements
A) both decrease the efficiency of economic activities and decrease the range of lifestyle choices of inhabitants.
B) decrease the efficiency of economic activities.
C) decrease the range of lifestyle choices of inhabitants.
D) do not generate innovation and the development of new knowledge.
E) facilitate decision-making by public policymakers and private institutions.
Lenticels Allow Gas Exchange through the Periderm
Columbian Exchange
Baked potato
The nuclear envelope is studded with pores, which allow exchange of materials
Same pair of homologs, but with an exchange occurring between two nonsister chromatids