How hard is the living environment regents?

Living environment 2010 regents?

• i took the living environment regents today and i wrote down some of the multiple choice questions since i finished the test a little early. i am scared because it was hard and if i want to know if i did well or not so i am going to post the questions here and tell me what you wrote for the answer. one question asked twins may develop slight different characteristics because? another question asked what normally happens right after the fertilization in sexual reproduction? another question asked essential materials needed for development are transported to a human fetus through the? failure to regulate the pH of the blood can affect the activity of ? young birds build nests characteristics of their species. this suggests nest building behaviors ? people w| spinal cords injuries do not sweat below the area of the injury, w|out swear your body temperature rises. this describes situation of ? what would be the result of the areas mantecs had lived if they become extinct ? a serious threat to biodiversity is? the greatest decrease in rain forest ability ? if an ecosystem is not altered which stage would be the most stable ? sorry if they are a bit confusing, but i hope it refreshes your memory =)

• Answer:

  1. gene expression switch on and off soemthin like that 2. cell division from the zygote 3. placenta 4. enzyme clotting process 5. i forgot what i put for that...what did u guys put for that? 6. producer abundant something like that 7. cutting down trees 8. hardwood forest