Answer:
b
Explanation:
The carbon dioxide coming from our vehicles is really affecting the ozone layer
The answer is D. Old stone tools with be more classified as an ancient artifact where the others would be classified as fossils.
<span>either AX, Ax, aX, ax
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Answer:
Central banks control and manipulate the national money supply: issuing currency and setting interest rates on loans and bonds.
Explanation:
To ensure a nation's economy remains healthy, its central bank regulates the amount of money in circulation. Influencing interest rates, printing money, and setting bank reserve requirements are all tools central banks use to control the money supply.
Answer:
Actually question says which of the following where as there is no option given.
It is basically effect of environment on expression of gene for colour.
Explanation
pH of soil could be tested where hydrangea is being grown using pH meter. Colour of plant could be noted by growing at that particular pH keeping all other conditions as constant. It has blue colour in acidic soil and pink colour in alkaline soil.