Explanation:
abrasion, pressure release, thermal expansion and contraction and crystal growth.
The correct answers are: the insertion of a DNA sequence into the targeted gene and deletions of the targeted gene
Cas9 is an enzyme endonuclease (which means it cuts nucleotides) that is part of the CRISPR-Cas9 complex- genome editing tool that can remove, add or alter sections of the DNA sequence.
Cas9 recognize the sequence that is going to be cut thanks to guide RNA- pre-designed RNA sequence complementary to sequence of interest. DNA repair machinery will try to fix the “damage” but it can add (insert) or delete some nucleotides.
Cancer is a type of harmful mutation.
Answer:
Variola virus.
Explanation:
Smallpox is caused by a virus named as Variola virus.
Answer:
the disappearance of lions
