3) Which of the following statements about
the tundra biome is true?
a. It is the coldest biome.
b. There are no summers.
c. It is the driest biome.
d. It is covered with trees.

Find and describe the climate zone in which you live, where else in the world do you find this climate zone? do you have any ideas about why the climates might be similar?

Which of the following matches the organisms described with the correct domain? a. bacteria--unicellular, eukaryotic organisms with cell walls that do not contain peptidoglycanb. archaea--multicellular, eukaryotic organisms that do not have cell wallsc. eukarya--single-celled and multicellular organisms, with a defined nucleus and a variety of nutritional sourcesd. bacteria--unicellular, eukaryotic organisms that always lack cell walls

What processes take place before the mature mrna exits the nucleus?