Answer:
Scientists use a two-name system called a Binomial Naming System. Scientists name animals and plants using the system that describes the genus and species of the organism. The first word is the genus and the second is the species. ... A binomial name means that it's made up of two words (bi-nomial).
Answer: b and d
Explanation:
They both use there fangs to hold things while they eat as well as simultaneously injecting there victims with venom to immobilize them.
Hydrogen isotopes deuterium and tritium