After DNA replication, there is always a new strand and old strand. (DNA contains two strands)
Answer:
the answer would be B for this animal
Answer:
A quarter of the sample.
Explanation:
Let the quantity at the beginning be T. If the element has a half-life of 1,000 years, it means that after 1000 years, T/2 (which represents half the initial quantity available) would have decayed, remaining T/2.
After another 1000 years (making 2000 years), T/4 (which represents have of the quantity left after the first 1000 years) would have decayed, remaining T/4.
This means that only a quarter of T would be left after 2000 years.
Answer:
The answer is D i think :)
1.herbivory
2.predation
i dont know the other two sorry
