1) climate change
2)pollution
3)invasive
4)overexplotution
5) deforestation and habit loss
CRSPR? That’s how you separated and code DNA and alter different genetics. That’s my guess...
Both chordates and invertebrates have pharyngeal pouches
Heterozygous- a certain gene that can carry two different alleles
Homozygous- a certain gene that carries two copies of the same alleles