According to what scientists now know about genes, could the giraffes'
offspring have inherited longer necks, as described in Theory 1? As described in
Theory 2? Explain. *

Epinephrine is a hormone released from the adrenal gland of the body, most often in a stressful situation. it is known as the "fight-or-flight" hormone. one way that it causes a response in the body is to activate receptors on muscle cells. where are these cellular receptors located? a. on the cell membrane b. in the nucleus c. on the cell wall d. around the mitochondria

Which symbols below represent the ions found in the glass of water ? a. oh- and h+ b. co2 and o2 c. o2 and h2 d. nh3- and h+

Several billion years ago which gas was the least prevailant in the atmosphere