We have polluted it— the air, water and the ground.
Some people have tried to clean up the environment
-Genetically modified crops :weather and disease resistant meaning more crops and more food available ensuring food security for many counties
- Vaccinations : immunisation from diseases that previously proved deadly
- Fertility assistance ,prenatal scanning, home pregnancy tests
-research into Alzheimer’s
- provided cancer and heart disease treatment
- enabled growing of organs so waiting lists for transplants get shorter and more lives are saved
Answer:
DNA ligase,joins the okazaki fragments together into a single DNA molecule
Where are the answer choices
Answer:Short
Explanation:Also I feel so bad for you.
