Answer:
a
Explanation:
Fossil fuels are considered non renewable because they take millions of years to form but depleted faster than they are formed.
Answer:
Beaks changed as the birds developed different tastes.
Explanation:
Fruits, seeds, or insects picked from the ground or cacti have affected their evolution. Long, pointed beaks made some of them more fit for picking seeds out of cactus fruits. Shorter, stouter beaks served best for eating seeds found on the ground.
Yes, FDG is highly radioactive because the excretion of FDG makes urine extremely radioactive.
Production of chemical compounds by reaction from similar materials
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