Why are there no gram positive archae species but there are gram positive bacteria species?

What is the best-known carbohydrate?

Which anatomical plane is the only one that could not show both the sternal region and vertebral region

Viruses can be transmitted through air, water, food, insect bites, and direct skin contact. once a virus gains entry into the body, it invades a host cell in order to? a. synthesize antibodies for defense b. deactivate the host cell's defenses c. access cell processes for reproduction d. metabolize host proteins and grow