Answer: (B) Ridge push and slab pull
Explanation: In ridge push, the mantle wells upward because of the convection and elevates the edges of spreading oceanic plates. Because these plates are higher at the spreading center, they are forced downhill due to gravity and eventually flatten out to the ocean floor.
Very simple. You can't renew it. Which one of the options seem like you cannot renew the resource in a reasonable amount of time?<span />
Given Question:
Can prokaryotes exchange genes with each other?
Answer: <u>True</u>
Explanation:
By the process of conjugation, their DNA is <u>transferred</u> from one prokaryote to another by means of a pilus, which brings the organisms into contact with one another. The DNA transferred can be in the form of a plasmid or as a hybrid, containing both plasmid and chromosomal DNA.
Antibiotics have a tendency to weaken the immune system.