During embryonic development the vessels of the vasculature must correctly connect. which of the following molecules mediate this event?
a. wnt3 and frizzled
b. notch1 and jagged1
c. shh and smoothened
d. ephrin b2 and eph b4

the answer is tropical areas. the tropical areas obtain more

radiant energy from the sun than they lose to space through terrestrial

radiation, and vice versa for polar areas. earth has an energy remaining in the

tropics and an energy scarcity for the polar areas.

explanation:

because they are eaten by the frog and the frog getseaten by the snake and the snake by the eagle

instead of copying and pasting things off of tests or work done on computer which im sure you did, try and read over the question carefully