Fill in the blanks: Of the chromosomes in the nuclei of every diploid human somatic cell, chromosomes were contributed by the mother in the cell and the other chromosomes come from the father’s cell.

Explanation:

of the 46  chromosomes in the nuclei of every diploid human somatic cell, 23  chromosomes were contributed by the mother in the egg (ovum) cell and the other  23 chromosomes come from the father’s sperm cell.

correct answer is option a.

tropopause, stratopause and mesopause have all in common aspect that is point of maximum temperature in its layer of the atmosphere. all layers of atmosphere observe abrupt change in temperature. tropopause is the boundary between troposphere and stratosphere. stratopause is the boundary between stratosphere and mesosphere. mesopause is the boundary between mesosphere and thermosphere. these all boundaries are ranges between altitude of 0 to 80 km.

endo:

regulates body hormones, aldosterone, vasopressin

neural:

signal, regulates body using electric signals, reflex

endo has to do with hormones; aldosterone and vasopressin are both hormones. i also had this question and got it right : d