Answer:
The mass of a tree is primarily carbon.
Explanation:
The carbon comes from carbon dioxide used during photosynthesis.
Answer:
The correct answer is DNA ligase.
Explanation:
DNA Ligase is an enzyme with links 2 strands of DNA by creating a bond between the phosphate group of 1 strand and deoxyribose group of the other strand of DNA.
In cells, it is used to join the Okazaki fragments together which are formed on the lagging strand during the process of DNA replication.
Okazaki fragments are tiny pieces of DNA nucleotide which are formed in a discontinued manner but latter they are joined by DNA ligase enzyme.
Answer:
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Explanation:
Different cells in a multicellular organism may express very different sets of genes, even though they contain the same DNA.