Hi , the answers are:
A. a widely distributed fossil of narrow range in time
B.the beginning of a new or distinctive period
C. a molecule capable of acting as an enzyme
D. animal using only two legs for walking.
Answer:
A. There are more people on transplantation lists than donor organs so xenotransplantation can save people’s lives
Explanation:
Xenotransplantation, ie using non human animal organs in transplantation, has following most crucial favouring argument
- Patients needing transplanted organs are much higher than people willing & able to donate them. So, there is extreme excess demand, needed to be satisfied for saving people's lives.
To form metamorphic rocks, rocks do not melt but they are still heated up and their mineral structures change.
"Morph" means to change
Answer:
Ocean water
Explanation:
97.5% of the earth's water is contained in the ocean.
