The term "eusocial" was introduced in 1966 by Suzanne Batra, who used it to describe nesting behavior in Halictine bees. Batra observed the cooperative behavior of the bees, males and females alike, as they took responsibility for at least one duty (i.e., burrowing, cell construction, oviposition) within the colony
Its B, i had the same test
Explanation:
guessing
amino acid?
protein building blocks
peptide bonds hold them together
Answer:
The answer is D. Animals and plants
