. In mitosis the nuclear membrane breaks down and the centrosome
Answer:
express different genes
Explanation:
cells of a multicellular organism have the same genes with the same chromosomes
however their expression varies from cell to cell depending on their function
Answer:
Helicase
Explanation:
DNA replication is the process in which DNA makes copies of itself.
The process of DNA replication is supported by several enzymes.
The initial step of DNA replication is unwinding of double stranded DNA which is catalyzed by helicase enzyme. Helicase enzymes breaks the hydrogen bond between the DNA strands and prepare them for replication process.
Hence, the correct asnwer is "Helicase".
64 is the answer because you would double 32 hope it helps.
The standard unit of radiation related to biological hazards is known as the Roentgen.