Gene therapy affects a cell by D) <span>Cells with defective genes are replaced with cells of normal genes.</span>
Answer:
the answer is c- the cell theory describes the natural world
Answer:
Oil Sand is also known as Tar Sands. Oil sand is a mixture of sand, clay, water, and a substance called bitumen.
Explanation:
Some of the disadvantages of tar sand are
- Extracting bitumen from tar sands is carbon-intensive.
- Leaks from tar sands operations could harm people and animals in the region.
- Clear-cutting is often required to access deposits.
Some of the advantages of tar sand are
- It provides a localized economic benefit.
- It is a secure source of energy.
- Environmental changes can be repaired.
- Recipients of tar sands experience economic benefits.
Answer:
Explanation:
typically of the order Agaricales in the phylum Basidiomycota but also of some other groups.