1. D) ball and socket
2. B) finger and elbow
3. B) hypodermis, dermis, epidermis
4. C) sunscreen
5. D) two bones meeting at a joint
Continuous cell lines can be maintained through an indefinite number of generation :)
Answer:
(1)sequence of bases in DNA
Explanation:
Because it from there codons are obtained to then form amino acids to then make protein, which are like building blocks in a person
