Answer:
Sadness has sad feeling. for example, if a friend dies, you will cry. that is what sadness is.
Explanation:
46 chromosomes. Each consisting of one chromatid
The mitochondria is the powerhouse of the cell. on a serious note, The most prominent roles of mitochondria are to produce the energy currency of the cell through respiration, and to regulate cellular metabolism
Answer:
it is the x gene mutation
A neutron is one of the three subatomic particles, between electrons and protons it has no charge since it is neutral.