Answer:
D. ususally very abundant in an ecosystem
Explanation:
Most commercial phosphorus is produced by mining and heating calcium phosphate. Phosphorus is the eleventh most abundant element in the Earth's crust
Answer:
a deoxyribose (5-carbon sugar), a phosphate group, and a nitrogenous base (Figure 9.3). So the third option.
I’m not entirely sure about what you’re asking but chargaff’s rule is the thing that states that the amount of each “letter” in DNA is equal to its pair. Guanine (g) pairs with cytosine (C) and the same with adenine(A) and thymine (T). I’m sorry my answer is so vague, but I hope it helps a little!
The answer is B) can start in many different places in a sequence at the same time.
These different places are called Origin of replication. :)))
i hope this is helpful
have a nice day