Which plant below has a woody stem?

a.
grass
b.
tomato plant
c.
tulip
d.
pine tree

Which of the following is an example of this type of co-evolution

Urgent. the table shows the relative blood flow through some organs in the human body that is, the percentage of blood that flows through a given organ, through which organ(s) does all the blood flow? explain the effect of exercise on blood flow to skeletal muscles.

Which situation is an example of not doing work? lifting a couch throwing a baseball running up stairs carrying a box