Homozygous! the prefix homo- means the same, while hetero- means different.
Answer:
Active transport requires energy because it is not a passive process. The molecule has to go against the concentration gradient. Hence it requires energy to be carried by the carrier proteins.
The energy is used is ATP, which comes from respiration
True, natural evolution is why humans have molars and canines and why whaes don't have legs
<span>The genetic material of eukaryotic cells is organized in chromosomes. The genetic material of a cell contains information needed for the cell's growth and other activities. When a cell divides into two new cells, each new cell receives a full set of genetic material.</span>