Answer:
the last answer
Explanation:
over time by co-evolution of adaptations that reduce the harm or improve the benefit of the relationship
Answer:
A
Explanation:
because cell theory states that living things are composed of one or more cells, that the cells is the basic unit of life, and that cells arise from existing cells.
Answer:
Taking antibacterial drugs for viral infections
Explanation
This is called a misuse of antibacterials also popular known as antibiotics. This results in an increased chance of bacteria developing mutations against the antibacterial hence rendering the drugs ineffective in treatment. They also form the risk of causing dangerous mutations that turn harmless bacteria into harmful bacteria.
Answer:
demospongi and sclerospongi are two classes of sponge
Explanation:
Sponges have/are:
Body with cells arranged around pores, canals and chambers for the passage of water.
Skeletal structure of spicules and/or spongin.
All aquatic, mainly marine.
Filter feeders.
Sessile adults; sessile, planktonic larvae.
Sexual and asexual reproduction.
Gas exchange is by diffusion.
I believe the answer is DNA or Deoxyribo Nucleic Acid