Answer:
cellular respiration...that's breathing out of humans
and through human activities like burning of fossil fuels...
Because any other substance couldn't carry the heat and the amount of surface area gives it more of an opportunity to cool down
Experiment one, because she repeated the experiment several times.
Answer:
Tissue
Explanation:
A cell is a structure formed during the evolution which contained all the molecules and favourable conditions required to survive and therefore acts as the functional and structural unit of life.
In evolution, more than one cell aggregated together to form a structure which could perform much complex function than a single cell called tissue as they are programmed to perform the same function.
In the given question, since the heart cells worked together to cause movement in the robot therefore the cardiac cells formed cardiac tissue or heart.
Thus, the tissue is the correct answer.
In DNA replication, the new strand of dna that is synthesized in one continuous piece is called the leading strand
