A - Endoplasmic Reticulum.
Answer:
Explanation:
The biome would be the arctic tundra - as it states the weather is cool
For hot summer, I would say forests because it inmcludes trees and crops
The history of the domesticated sheep goes back to between 11000 and 9000 BC, and the domestication of the wild mouflon in ancient Mesopotamia. Sheep are among the first animals to have been domesticated by humans, and there is evidence of sheep farming in Iranian statuary dating to that time period.
Answer:
a. enclosing their DNA in a nucleus.
Explanation:
Prokaryotes in general have no membrane bound organelles. The cells are enclosed in a plasma membrane though .