In humans what structure do the job of phloem and xylem?

What is convergent evolution?

Whaat is the main energy source that drives global climate

How does isolation of a population lead to a decrease in genetic diversity

What does the sympathetic nervous system do

Explain what happens to rocks after their elastic limit is passed.

When is acetyl CoA produced?

Identify two characteristics of forests that develop when fires are suppressed, and explain why the practice of fire suppression does not reduce, but actually increases, the risk of intense and extensive forest fires.

What contains DNA, a control center, has a membrane, and found in eukaryote cells?

Ice wedging is an example of which type of weathering? A) Chemical Weathering B) Surface Weathering C) Mechanical Weathering D) none of the above (It's C)

Which of the following is correctly paired with its function? a) sensory somatic nervous system-controls skeletal muscles b) autonomic nervous system - creates voluntary response to stimuli c) parasympathetic nervous system - controls body response