The tundra is characterized by___. 1.extremely cold .2.temperatures.
3.high rainfall.
4.long growing seasons.
5.high temperatures.

What must be true for natural selection to heppen

What characteristic does giardia have that makes it a protist, a characteristic that all other protists have? a. it is a unicellular eukaryote. b. it is a eukaryote that is not an animal, a plant, or a fungus. c. it is parasitic and has flagella. d. it spends part of its time in a body of water.

If t=tall and t=short what is the likelihood that the offspring will be tall? a.0% b.25% c.50% d.75%