Answer:
Channels discriminate between solutes mainly on the basis of size and electric charge.
Explanation:
-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:
D. phospholipid bilayer
Explanation:
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