Answer:
B. a sequence of DNA bases that duplicates a sequence of RNA bases.
Explanation:
Transcription is the first step in gene expression. It involves copying a gene's DNA sequence to make an RNA molecule.
In order to study the formation of cancer cells, you should study the life cycle of normal cells as cancer cells are abnormal cells.
Actually, Normal cells grow, divides and died after an interval of time. And when this process is break down, cancer cells begin to form. They are usually old cells which don't die after their life cycle.
Hope this helps!
Answer:
Correct answer is A
Explanation:
Cell theory is a theory, not a law because the cell theory does not have enough support to become a law.
They share common ancestry
A) anaphase. It's when the pairs of chromosomes are pulled apart by spindle fibers.
