1.)<span>a. antibodies
2.)</span><span>b. its mechanism is well understood</span>
Answer:
1 dangerous mutations
Explanation:
Cloning could mutation but it's obvious because to clone you'll have to put something into the person to make every thing realistic.
Caverns most commonly form in limestone
The correct answer would be phyla; divisions. ... For example, Acanthocephala, Annelida, Arthropoda, Chordata, et cetera are some phyla used in animal classification. bryophyte, Charophyta, Chlorophyta et cetera are some divisions used in plant classification