Answer:
D
Explanation:
Enzymes are chemical catalysts they speed up/ increase the rate of the reaction by lowering the activation energy (minimum energy required for reaction to actually occur).
Answer: Phosphorous
Explanation:
Phosphorous can be used to label Nucleic acid. Nucleic acids can be modified or labelled using tags .
Some common materials or substances that can be used to label nucleic acids are flurophore, enzymes, radioactive phosphorous, biotin et cetera.
The nucleic acid of virus is labelled using phosphorous. When this virus will infect the host cell then nucleic acids will be seen separately.
Replication of the DNA and cell growth occur during the S-Phase of the cell cycle.
Answer:
D. Sexual orientation
Explanation:
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