Answer:
tellimeirs copied the gene the wrong way
The fish has a single circulation blood passes through the one in each circuit. the fish's heart has two chambers. the first one is the atrium and the second one is the ventricle. the blood entering the heart of the fish goes to the atrium first and then to the ventricle. the ventricle then pumps the blood to the gills.
<span>True.
The scientific consensus is that global surface temperatures have increased in recent decades and that this has been predominantly anthropogenic (caused by humans) through the emissions of greenhouse gases.
"No scientific body of national or international standing disagrees with this view." (Oreskes, 2007)</span>
-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