2. Interpret When energy is transferred between
trophic levels, what is
always given off to the
environment? (Circle your
choice.)
a. photosynthesis
b. heat
C. water

heat

Explanation:

one of the only reasons we cant get 100 percent energy transformation is we lose energy to heat and friction

g1

choices:

a. g2. b. g1. c. m

cell division has two checkpoints namely, g1

checkpoint and spindle assembly checkpoint. the checkpoint which determines if

division has properly occurred is the g1 checkpoint. at this point, is a damage

in the dna is detected or  the has not reach the optimum size, the cell is

stopped in g1 and is not allowed to proceed to further process.

source:

enhanced global partnerships and exploration capabilities may advance international preparedness for protecting the earth from catastrophic events such as some asteroid strikes, advancing collaborative research on space weather and protecting spacecraft by developing new means for space debris removal.