They are probably Stem cells. which won't regenerate.
The sympathetic ganglia spreads the stimulus to all postganglionic sympathetic neurons.
Pernicious anemia can be defined as a medical condition in which the body of the affected individual is unable to make enough of the healthy red blood cells. The lack of the vitamin B-12 in the body of the affected person results in this condition. It is treated by giving Vitamin B-12 pills to the patient.
Hence, the answer is 'Vitamin B-12'.
Hox gene are basically the controlling gene which controls the timing and growth of embryonic development with presence in every animal kingdom species.
Explanation:
The presence of Hox gene in every animal kingdom species is self explanatory to have a common link between them all, even including the humans.
The role of Hox gene is a controlling gene. It controls the time of embryonic development that is, when to start dividing and which way of division should carry on for how long. This let the deciding factor for the growth of the embryo, and comes the variation, and hence, evolutionary pattern can be sketch out. This is why the scientists feel its evidentiary value in all organisms sharing common ancestor.
Answer:
Calvin reaction
Explanation:
Though not directly dependent on sunlight but it uses the product from sunlight reaction