Explanation:
under what circumstance does a negative cell presents An antigen to another negative cell
Answer:
The nucleus is an organelle found in eukaryotic cells.
Explanation:
The statement best that explains why cells were observed in more detail using compound microscope than a simple microscope is : compound microscope has greater magnification ability than the simple microscope .
This will allow us to observe the subject with a much smaller size, making it easier for us to observe the detail
hope this helps
Explanation:
Cuando los niveles de testosterona están bajos, la hormona liberadora de gonadotrofina (GnRH) es liberada por el hipotálamo que a su vez estimula la glándula pituitaria para liberar LH. Esta última hormona estimula los testículos para sintetizar la testosterona.