Answer:
PCR is a tool used in molecular biology and Recombinant DNA is a technology, while developing technology various tools are used, for example our case the tools are vectors, ligation and Restriction digestion enzymes etc. PCR is the abbreviation for polymerase chain reaction. It is similar to recombinant DNA technology in that both have the ability to sequence DNA.
Multipotent cell
is a kind of atem cell that can only develop into cells that are closely related to the original stem cell.
<u>Explanation:</u>
Our body contains stem cells which help to regenerate or repair a particular cell or tissue during the time of need. There are different types of stem cells which provide as a life saver to the individuals to recreate the tampered organ or tissue.
The multipotent cells unlike other stem cells have specific functions only. They can develop into cells that are closely related to the original stem cell. On stimuli a multipotent blood stem cell can give rice to related cells but cannot produce a neuron or other kind of cells. Hence multipotent cells are mainly used in transplantation.
Answer:
B. by consuming plants
Explanation:
A lot of people are getting tricked by this question because everyone knows nitrogen is the most prevalent gas in air. But that's not what the question is asking. The USABLE FORM of nitrogen enters our bodies by consuming plants.