Delta and it is called this because it looks like the Delta symbol
Im pretty sure its 20,000-25,000
Answer:
Deletion is a type of mutation involving the loss of genetic material. It can be small, involving a single missing DNA base pair,<u><em> or large, involving a piece of a chromosome.</em></u>
Fossils are found in:
<u>(A) sedimentary </u><u>rock✓</u>
(B) sedimentary and igneous rock
(C) metamorphic rock
(D) sedimentary and metamorphic rock
<em>Hope</em><em> this</em><em> helps</em>